7 Gray, David B. 2013 The Cakrasaṃvara Tantra (the Discourse of Śrī Heruka): editions of the Sanskrit and Tibetan texts Treasury of the Buddhist Sciences New York American Institute of Buddhist Studies xv, 577 S 978-1-935011-04-0 Buddhismus, Tantra http://www.indologica.de/drupal/?q=node/1229