Tantric Teachings of the Kālikā Purāṇa (Brill's Indological Library)

This book is about Tantric worship of the Hindu goddess Mahāmāyā Kālikā, with detailed descriptions of preliminary rituals, mudrās, mantras and their applications, iconography, and animal as well as human sacrifice. Written in Kāmarūpa (Assam) around the eleventh century CE.