- Shakti is not a goddess in the conventional sense but the divine power or energy that is the active principle of the cosmos; in Shakta theology, she is the ultimate reality itself, the ground from which all existence including the gods emerges.
- The Shiva-Shakti polarity (consciousness and power) is the foundational conceptual pair of the Tantric tradition, inseparable in reality but distinguishable for the purposes of teaching and practice.
- Kundalini Shakti, the dormant serpent power at the base of the spine, is the microcosmic expression of cosmic Shakti within the individual body and its awakening is the central practical goal of Tantric yoga.
- Sri Vidya is the most intellectually refined Shakta Tantric tradition, worshipping the goddess as Tripura Sundari through the Sri Yantra and the Panchadashi mantra.
- The Hermetic tradition's Anima Mundi (World Soul) and the alchemical sulphur-mercury polarity map closely onto the Shakta concepts of cosmic Shakti and the Shiva-Shakti relationship.
Shakti as a Concept: Power, Energy, and the Creative Principle
The Sanskrit word shakti means power, energy, or force. In its most general usage it refers to any capacity or ability: the shakti of fire is its heat, the shakti of a blade is its sharpness. In theological usage it becomes something more specific: the divine power or creative energy that is the active principle of all existence.
The concept of Shakti developed over centuries of Sanskrit theological and philosophical reflection, drawing on older Vedic ideas about divine power (especially the power of speech and ritual action) and the traditions surrounding the worship of the goddess in various regional forms across the Indian subcontinent. By the time the Shakta Tantric traditions systematised their theology in the early medieval period (roughly 6th to 12th centuries CE), Shakti had become a fully developed metaphysical concept capable of bearing the weight of a non-dual theology that placed the divine feminine at the apex of the cosmic structure.
The fundamental claim of Shakta theology is that Shakti is not derived from something else. She is not a secondary principle that exists because some prior male principle created her or granted her power. She is the primary creative power itself, from which all secondary manifestations, including the traditionally masculine divine figures (Brahma, Vishnu, Shiva), derive their capacity to act. The Devi Bhagavata Purana is explicit: without Shakti, Brahma cannot create, Vishnu cannot sustain, and Shiva cannot dissolve. She is the power of all power.
The Shiva-Shakti Polarity: Consciousness and Power
The most important conceptual pair in the Tantric tradition is Shiva and Shakti. The terms carry precise philosophical meanings that must be distinguished from their roles as mythological personalities.
Shiva as a metaphysical principle represents pure consciousness: still, witnessing, self-luminous, without form or limit. In the Advaya (non-dual) Tantric understanding, Shiva is the absolute in its quiescent aspect, the ground of all awareness. He is not a person in this context but the nature of awareness itself, what is present before any particular experience arises.
Shakti is the same absolute in its active, creative aspect: the power through which consciousness becomes self-expressive, through which the one becomes the many, through which the absolute takes on the appearance of a world. Shakti is not other than Shiva; she is what Shiva's consciousness looks like when it moves. The universe is not something other than Shiva-Shakti; it is the self-expression of that single reality, the dance (lila) of consciousness through its own creative power.
The tradition uses several analogies to convey the Shiva-Shakti relationship. Fire and its heat: the heat is not separate from the fire, yet it is the heat that actually burns, warms, and transforms. The sun and its light: the sun's nature is to shine; the light is not other than the sun but is the sun expressed. The most intimate analogy: the word and its meaning. The word is nothing without the meaning it carries; the meaning cannot reach another mind without the word. Shiva-Shakti is the cosmos's word-and-meaning, inseparable in reality, distinguishable for the purpose of understanding.
The iconographic expression of this polarity varies by tradition. In the image of Ardhanarisvara (the half-and-half deity), Shiva's body is literally divided: one half masculine (Shiva), one half feminine (Parvati/Shakti). In the image of Kali standing on the prostrate Shiva, Shakti's active power is emphasised over consciousness's passivity. In the Sri Yantra, the four upward-pointing triangles represent Shiva and the five downward-pointing triangles represent Shakti, their interlocking creating the cosmos.
The Three Fundamental Shaktis: Will, Knowledge, and Action
Kashmir Shaivism, particularly through the work of Abhinavagupta, systematised the functions of Shakti into three fundamental modes that together constitute the complete dynamic of cosmic manifestation:
Iccha Shakti (will, desire, intentionality): the primordial impulse toward expression, the "wanting to be" that precedes all manifestation. Before knowledge and before action, there is will. In theological terms, the first movement of the absolute toward self-expression is iccha shakti.
Jnana Shakti (knowledge, cognition, self-awareness): the power through which consciousness knows itself and knows its objects. Manifestation requires that there be a knower and a known; jnana shakti is the power that makes this distinction possible while remaining, in its deepest nature, the self-knowledge of the absolute.
Kriya Shakti (action, activity, manifestation): the actual doing of what will has intended and knowledge has illuminated. Kriya shakti is the power through which the cosmos actually comes into being as a physical, experiential reality rather than remaining a possibility.
These three shaktis are not separate forces but a single creative dynamic viewed from three angles. Their interplay is what the Tantric tradition means by creation: not a one-time event but an ongoing, moment-to-moment process of the absolute expressing itself through its own creative power.
Shakti as the Devi: The Goddess in Her Personal Form
When Shakti is worshipped as a personal deity rather than contemplated as a metaphysical principle, she becomes the Devi, the goddess. The forms she takes are many: Durga (protective power), Kali (dissolving power), Lakshmi (beauty and abundance), Saraswati (wisdom and arts), Tripura Sundari (supreme auspiciousness), Tara (liberation), and dozens of regional forms. These are not different goddesses in the polytheistic sense of having separate divine identities, but different facets of the one Shakti, each emphasising a specific quality or function.
The Devi Bhagavata Purana presents this explicitly: the Devi herself declares to the assembled gods that all the goddesses they worship are her own forms, and that she is the one Shakti who manifests as many for the purpose of being approached from many directions. This is monotheism of a particular kind: not the monotheism that denies other divine figures but the monotheism that absorbs them as faces of a single reality.
The Saundarya Lahari (Wave of Beauty), 100 Sanskrit verses attributed to Shankaracharya though likely of later composition, is among the most celebrated devotional texts in the Shakta tradition. It praises the goddess simultaneously as the supreme metaphysical principle and as a woman of surpassing beauty, weaving together philosophy and devotion in a way characteristic of the best Shakta literature. Its detailed descriptions of the goddess's form encode Sri Vidya Tantric symbolism that is simultaneously aesthetic, theological, and practical.
Kundalini Shakti: The Serpent Force
Kundalini Shakti is the most practically influential concept in the Shakta Tantric tradition for Western practitioners, and also the most frequently misunderstood. The name derives from kundala, coil: Kundalini is the coiled one, the serpent power that lies dormant at the base of the spine in ordinary human beings.
The texts describe Kundalini as a serpent coiled three and a half times around the Svayambhu Linga (the self-existent mark of Shiva) at the Muladhara chakra (root centre, at the base of the spine or in the perineal region). In its dormant state, Kundalini blocks the central nadi (channel), the Sushumna, sealing the entry to the higher chakras. Spiritual practice in the Tantric tradition aims to awaken Kundalini, which then rises through the Sushumna, activating and purifying each chakra as it ascends.
The Serpent Power by Sir John Woodroffe (Arthur Avalon), published in 1919, remains one of the most careful scholarly treatments of Kundalini in a Western language, drawing directly on the Sat-Cakra-Nirupana (Description of and Investigation into the Six Bodily Centres, 1577) and the Paduka-Pancaka. These texts describe in precise Sanskrit the properties of each chakra, their associated lotus petals, Sanskrit letters, deities, and functions, and the specific experiences associated with Kundalini's passage through each.
The experience of Kundalini awakening, as described in both traditional texts and modern accounts, varies considerably. Traditional accounts emphasise the systematic purification of each chakra as Kundalini passes through, the expansion of awareness at each stage, and the final experience of samadhi (non-dual absorption) when Kundalini reaches the Sahasrara (thousand-petalled lotus at the crown of the head) and the individual shakti merges with Shiva, pure consciousness.
Modern accounts, including those collected by researchers like Gopi Krishna (who described his own Kundalini awakening in detail in Kundalini: The Evolutionary Energy in Man, 1967), often emphasise the destabilising and physically intense aspects of the awakening, the heat, the electrical sensations, the involuntary movements (kriyas), and the psychological upheaval that can accompany a rising that the practitioner is not prepared for. Traditional systems emphasise the necessity of proper preparation (physical health, ethical foundation, teacher guidance) precisely to avoid such crises.
The Chakra System and Kundalini's Ascent
The chakra system as described in the Tantric texts is a map of the subtle body (sukshma sharira), the non-physical dimension of human experience that corresponds to but is not identical with the physical body. The seven major chakras are:
| Chakra | Location | Element | Quality |
|---|---|---|---|
| Muladhara | Root/perineum | Earth | Foundation, survival, dormant Kundalini |
| Svadhisthana | Sacral | Water | Creativity, pleasure, desire |
| Manipura | Solar plexus | Fire | Will, power, transformation |
| Anahata | Heart | Air | Love, compassion, the unstruck sound |
| Vishuddha | Throat | Ether/Space | Expression, truth, purification |
| Ajna | Third eye (brow) | Mind | Intuition, inner vision, command |
| Sahasrara | Crown | Pure consciousness | Union of Shakti and Shiva, liberation |
The three nadis (subtle channels) are equally important to understanding Kundalini's movement. The Ida nadi (lunar, cooling, associated with the left side) and the Pingala nadi (solar, heating, associated with the right side) coil around the central Sushumna nadi, crossing at each chakra. In ordinary human experience, prana (life force) flows through Ida and Pingala but not through the central Sushumna. Kundalini awakening opens the Sushumna and allows the Kundalini to ascend through it.
Sri Vidya: Shakti as Tripura Sundari and the Sri Yantra
Sri Vidya (auspicious knowledge) is the most intellectually sophisticated and theologically refined stream of Shakta Tantra. It worships the goddess in her form as Tripura Sundari, the beautiful one of the three cities (or the beautiful one who transcends the three states of consciousness: waking, dreaming, and deep sleep). She is also known as Lalita (the playful one), Rajarajeshvari (queen of queens), and Shodashi (the sixteen-year-old, eternally youthful).
The Sri Yantra (or Sri Chakra) is the primary object of meditation and worship in Sri Vidya. Nine interlocking triangles generate the central figure: four upward-pointing triangles (Shiva, masculine, consciousness) and five downward-pointing triangles (Shakti, feminine, power) create 43 smaller triangles through their intersection. These are surrounded by lotus petals (8 inner, 16 outer) and three concentric squares representing the walls of the cosmic palace. The entire diagram is the geometric form of the goddess Tripura Sundari and simultaneously a map of the cosmos and of the human subtle body.
The Panchadashi (fifteen-syllable) mantra is the primary mantra of Sri Vidya practice. Its syllables are traditionally received only through direct transmission from a qualified guru, not from books or self-initiation. The mantra encodes the entire Sri Vidya theology in compressed form: each of its three groups of syllables corresponds to the three aspects of the goddess and to the three shaktis (iccha, jnana, kriya).
Kaula Tantra and the Left-Hand Path
Alongside the refined philosophical Tantra of Sri Vidya, the Kaula (clan or family) tradition represents the more transgressive and antinomian strand of Shakta practice. Kaula Tantra embraces the body, sexuality, and the full range of human experience as the field of practice rather than obstacles to be overcome.
The Kaula premise is that Shakti is present in all manifestation, including what orthodox society considers impure. The Tantric practitioner who can maintain awareness of Shakti's presence in all experience, including those that trigger aversion or attachment, has accomplished something that the ascetic who withdraws from experience has not. This is the theological justification for the transgressive practices of the Vamamarga (left-hand path): the goal is not to be above experience but to be fully awake within it.
The Kularnava Tantra articulates this: "The Kaula knows no purity or impurity, sin or merit, heaven or hell. He sees Brahman (the absolute) everywhere." This is not ethical nihilism but a different ethical framework, one in which the conventional distinctions are subordinated to the recognition of Shakti's presence in all things.
Kashmir Shaivism: Abhinavagupta and Shakti as Divine Freedom
Abhinavagupta (c. 975-1025 CE), writing in Kashmir, produced the most philosophically sophisticated articulation of Shakti in the Indian tradition. His Tantraloka (Light on Tantra), in 37 chapters, and the Paramarthasara (Essence of the Highest Reality) are among the most demanding and rewarding texts in Indian philosophy.
Abhinavagupta's key contribution is the concept of svatantrya, absolute freedom, as the essence of Shakti. Shiva's consciousness is perfectly free: free to manifest as the universe, free to appear as multiplicity while remaining one, free to forget its own nature in individual beings (the state of bondage), and free to recognise itself in those beings (the state of liberation). Shakti is this freedom in action. Creation is not a problem to be escaped but an expression of divine freedom to be recognised.
Liberation in Abhinavagupta's system is not the withdrawal of consciousness from the world (as in Advaita Vedanta) but the recognition of the world as the self-expression of consciousness. The practitioner who achieves this recognition sees Shakti everywhere and in everything, not as a metaphor but as a direct perception. This recognition is the Trika (triple) teaching: Shiva, Shakti, and the individual self (nara) are three aspects of a single reality, and the individual's recognition of this is liberation.
Shakti and the Hermetic Tradition
The Hermetic tradition's closest equivalent to Shakti is the Anima Mundi, the World Soul: the active, animating, creative principle that pervades the cosmos and gives it life. Like Shakti, the Anima Mundi is neither purely material nor purely spiritual but the interface between the two, the principle through which divine intelligence becomes physical reality.
The Shiva-Shakti polarity maps onto the alchemical sulphur-mercury polarity that runs through the Western alchemical tradition from the Arabic period (8th-12th centuries CE) onward. Sulphur is the active, fiery, masculine principle; mercury is the fluid, receptive, feminine principle. Their union in the alchemical vas (vessel) produces the philosopher's stone, the symbol of the completed Great Work, just as the union of Shiva and Shakti in the Sahasrara produces liberation.
The most specific correspondence is between Kundalini Shakti and the caduceus of Hermes: the staff around which two serpents coil. The two serpents are the Ida and Pingala, the lunar and solar nadis of the Tantric subtle body. The central staff is the Sushumna. The winged disc at the top of the caduceus is the Sahasrara, the crown chakra, the space of consciousness beyond the serpent energies. This correspondence, noted by comparative scholars including Alain Daniélou and more recently Georg Feuerstein, suggests a common underlying model of the human subtle body operating across these geographically distinct traditions. The Hermetic tradition explores these correspondences as a unified system, and the Hermetic Synthesis Course approaches them practically.
- Mantra practice: The bija mantras of the goddesses are vehicles of Shakti's specific energies. Aim (Saraswati), Hrim (Bhuvaneshvari and the goddess in general), Shrim (Lakshmi), Krim (Kali). Daily repetition of a chosen bija, in quantities from 108 to 1,008, is the most fundamental Shakta practice.
- Sri Yantra meditation: The Sri Yantra can be used as a meditation object. Beginning at the outer square and moving inward through the lotus petals and triangles, the practitioner moves from the gross to the subtle, ending at the central bindu (point) which represents the goddess in her undifferentiated state.
- Awareness of Shakti in experience: Following the Kaula principle, bringing non-judgmental awareness to the full range of experience (pleasure, pain, boredom, excitement) as expressions of Shakti rather than obstacles to spiritual life.
- Teacher relationship: Particularly for Kundalini practices and the deeper Sri Vidya practices, the guru-shishya (teacher-student) relationship remains important in the living tradition. The transmission of shakti from teacher to student (shaktipat) is considered a genuine and important component of these practices.
Shakti is not a concept that helps you understand the world. She is the world. She is the power by which you read these words, the power by which your mind forms thoughts, the power by which the universe holds its shape. The Shakta tradition's central practice is not the acquisition of something new but the recognition of what is already fully present. The goddess is not waiting to be reached. She is what the reaching is made of.
The Spiritual Hierarchies and the Physical World: Zodiac, Planets & Cosmos (CW 110) (Volume 110) (The Collected Works of Rudolf Steiner) by Steiner, Rudolf
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Frequently Asked Questions
Shakti (Sanskrit: power, energy) is the divine feminine principle: the active, creative, dynamic energy through which the universe comes into being and is sustained. In Shakta theology, Shakti is not merely an attribute of the goddess but the ultimate reality itself. Without Shakti, consciousness (Shiva) remains inert and unexpressed.
Shiva and Shakti represent the two inseparable aspects of ultimate reality. Shiva is pure consciousness: still, witnessing, absolute. Shakti is the creative, active, dynamic power through which consciousness becomes experience and manifestation. They are one reality in two aspects, like fire and its heat.
Kundalini Shakti is the microcosmic expression of cosmic Shakti within the human body. Described as a coiled serpent at the base of the spine, when awakened through yogic practice it rises through the central channel (Sushumna) through the chakras to the crown, where its union with Shiva produces samadhi and liberation.
Sri Vidya worships the goddess as Tripura Sundari, the supreme Shakti. Its practice centres on the Sri Yantra (nine interlocking triangles representing the union of Shiva and Shakti) and the Panchadashi mantra (fifteen syllables transmitted by a qualified guru). It is the most intellectually refined Shakta Tantric tradition.
Iccha shakti (will, the impulse toward expression), jnana shakti (knowledge, consciousness becoming self-aware), and kriya shakti (action, the actual activity of manifestation). These three together constitute the complete dynamic of how the absolute becomes the world through its own creative power.
The Devi Bhagavata Purana is a major Shakta scripture presenting the goddess (Devi) as the supreme reality from whom all existence, including Brahma, Vishnu, and Shiva, emerges. It is the Shakta counterpart to the Bhagavata Purana and contains elaborate accounts of the goddess's cosmological role and mythology.
The seven chakras (Muladhara through Sahasrara) are energy centres along the central axis of the subtle body. Kundalini Shakti, rising through the Sushumna nadi, activates and purifies each chakra as it ascends toward the crown, where the individual shakti unites with Shiva (pure consciousness).
Abhinavagupta articulates Shakti as the absolute freedom (svatantrya) of Shiva's consciousness. The entire universe is the self-expression of Shiva's Shakti. Liberation is the recognition that one's own consciousness is not separate from this Shiva-Shakti reality, not withdrawal from the world but recognition of the world as consciousness's self-expression.
The Sri Yantra consists of nine interlocking triangles: four upward (Shiva) and five downward (Shakti), generating 43 smaller triangles. Surrounded by lotus petals and protective squares, it is the geometric form of Tripura Sundari and simultaneously a map of the cosmos and the human subtle body, used as the primary meditation object in Sri Vidya practice.
The Shiva-Shakti polarity maps onto the alchemical sulphur-mercury polarity. Kundalini Shakti as the serpent force corresponds to the caduceus: the twin serpents of Ida and Pingala coiling around the central Sushumna. The Hermetic Anima Mundi (World Soul) is the closest Western equivalent to cosmic Shakti as the animating principle of all existence.
Shaiva traditions place Shiva (consciousness) as supreme, with Shakti as his power. Shakta traditions place Shakti (power, the goddess) as supreme, with Shiva as inert without her. In practice, most Tantric traditions recognise their inseparability; the difference is one of emphasis and theological starting point rather than a fundamental doctrinal split.
What is Shakti in Hinduism?
Shakti (Sanskrit: power, energy, force) is the divine feminine principle in Hindu thought: the active, creative, dynamic energy through which the universe comes into being and is sustained. In Shakta theology, Shakti is not merely an attribute of the goddess but the ultimate reality itself, the power that underlies all existence. Without Shakti, consciousness (Shiva) remains inert and unexpressed.
What is the Shiva-Shakti polarity?
Shiva and Shakti represent the two inseparable aspects of ultimate reality. Shiva is pure consciousness: still, witnessing, absolute, without attributes in its highest aspect. Shakti is the creative, active, dynamic power through which that consciousness becomes experience, manifestation, and time. They are not two separate realities but one reality in two aspects, like fire and its heat: you cannot have the fire without its heat, nor the heat without the fire.
What is Kundalini Shakti?
Kundalini Shakti is the microcosmic expression of cosmic Shakti within the human body. It is described as a coiled serpent (three and a half coils) resting dormant at the base of the spine (Muladhara chakra). When awakened through yogic practice, mantra, or the grace of a guru, it rises through the central channel (Sushumna nadi) through the chakras (energy centres) to the crown (Sahasrara), where its union with Shiva (pure consciousness) produces samadhi and liberation.
What is Sri Vidya and what is its relationship to Shakti?
Sri Vidya (auspicious knowledge) is one of the most refined Shakta Tantric traditions. It worships the goddess in her form as Tripura Sundari (the beautiful one of the three cities), the supreme Shakti who encompasses all levels of existence. Sri Vidya practice centres on the Sri Yantra (or Sri Chakra), a geometric diagram of nine interlocking triangles representing the union of Shiva and Shakti, and the Panchadashi mantra (fifteen-syllable mantra of the goddess).
What are the three fundamental shaktis?
In Kashmir Shaivism and the Shakta Tantric traditions, Shakti's three fundamental modes are: iccha shakti (the power of will or desire, the urge toward manifestation), jnana shakti (the power of knowledge, consciousness becoming self-aware), and kriya shakti (the power of action, the actual activity through which manifestation occurs). These three together constitute the complete dynamic of how the absolute becomes the world.
What is the Devi Bhagavata Purana?
The Devi Bhagavata Purana is one of the major Shakta scriptures, presenting the goddess (Devi) as the supreme reality from whom all existence, including Brahma, Vishnu, and Shiva, emerges. It is the Shakta counterpart to the Vishnu-focused Bhagavata Purana. The text includes elaborate accounts of the goddess's cosmological role, her various manifestations, and detailed descriptions of her mythology and worship.
What is the chakra system and how does it relate to Shakti?
The chakra system describes seven major energy centres (chakras) along the central axis of the subtle body: Muladhara (root), Svadhisthana (sacral), Manipura (solar plexus), Anahata (heart), Vishuddha (throat), Ajna (third eye), and Sahasrara (crown). Each chakra corresponds to specific qualities of consciousness and energy. Kundalini Shakti, rising through the Sushumna nadi, activates and purifies each chakra as it ascends toward the crown, where the individual shakti unites with Shiva.
How does Abhinavagupta understand Shakti in Kashmir Shaivism?
Abhinavagupta (c. 975-1025 CE), the supreme philosopher of Kashmir Shaivism, articulates Shakti as the creative freedom (svatantrya) of Shiva's consciousness. Shiva as pure consciousness is perfectly free; Shakti is what that freedom looks like in action. The entire universe is the manifestation of Shiva's Shakti, the creative outpouring of absolute consciousness expressing its own nature. Liberation (moksha) is the recognition that one's own consciousness is not separate from this Shiva-Shakti reality.
What is the Sri Yantra and why is it important?
The Sri Yantra (or Sri Chakra) is the primary geometric symbol of the Sri Vidya tradition. It consists of nine interlocking triangles: four pointing upward (representing Shiva, consciousness, the masculine principle) and five pointing downward (representing Shakti, power, the feminine principle). Their interlocking creates 43 smaller triangles within a lotus and surrounded by protective squares. The Sri Yantra is understood as a geometric map of the cosmos and of the human subtle body, and as the physical form of the goddess Tripura Sundari.
How is Shakti connected to the Hermetic tradition?
The Shiva-Shakti polarity maps onto the alchemical sulphur-mercury polarity: sulphur as the active, fiery, masculine principle and mercury as the fluid, receptive, feminine principle. Kundalini Shakti as the serpent force in the body corresponds to the caduceus of Hermes: the twin serpents of Ida and Pingala coiling around the central Sushumna. The Hermetic Anima Mundi (World Soul) is the closest Western equivalent to cosmic Shakti as the animating principle of all existence.
What is the difference between Shakta and Shaiva traditions?
Shaiva traditions place Shiva (consciousness) as the supreme principle, with Shakti as his power or consort. Shakta traditions reverse this emphasis: Shakti (power, the goddess) is the supreme reality, with Shiva as her inert consort who is activated only through her. In practice, most Tantric traditions recognise the inseparability of the two and the difference is one of emphasis and theological starting point rather than a fundamental doctrinal split. Kashmir Shaivism is sometimes placed between the two as a fully non-dual system.
Sources
- Abhinavagupta. Tantraloka. Trans. and ed. Mark S.G. Dyczkowski. Dilip Kumar Publishers, 2009.
- Brooks, Douglas Renfrew. The Secret of the Three Cities: An Introduction to Hindu Shakta Tantrism. University of Chicago Press, 1990.
- Feuerstein, Georg. Tantra: The Path of Ecstasy. Shambhala, 1998.
- Khanna, Madhu. Yantra: The Tantric Symbol of Cosmic Unity. Thames and Hudson, 1979.
- Woodroffe, Sir John (Arthur Avalon). The Serpent Power. Dover Publications, 1974 (orig. 1919).
- Zimmer, Heinrich. Myths and Symbols in Indian Art and Civilization. Princeton University Press, 1946.