ISBN 81-86112-23-5. ↑ Ananda Coomaraswamy (1935), Angel and Titan: An Essay in Vedic Ontology, Journal of the American Oriental Society, volume 55, pages 373-374 ↑ Ananda Coomaraswamy (1935), Angel and Titan: An Essay in Vedic Ontology, Journal of the American Oriental Society, volume 55, page 374 1 2 Nicholas Gier (1995), Hindu Titanism, Philosophy East and West, Volume 45, Number 1, pages 76, see also 73-96 ↑ P. von Bradke (1885), Dyaus Asuras, Ahura Mazda und die Asuras, Max Niemeyer, Reprinted as ISBN 978-1141632251 ↑ F.B. J.Kuiper, Ancient Indian Cosmogony, Bombay 1983, ISBN 0706913701. ↑ Herrenschmidt, Clarisse; Kellens, Jean (1993). "*Daiva". Encyclopaedia Iranica. Vol. 6.