↑ Charles Willemen, Bart Dessein, Collett Cox. Sarvāstivāda Buddhist scholasticism. Brill, 1988. p.88.
↑ Elizabeth Cook. Light of Liberation: A History of Buddhism in India. Dharma Publishing, 1992. p. 237
↑ Gregory Schopen. Figments and fragments of Māhāyana Buddhism in India. University of Hawaii Press, 2005. pp.76-77.
↑ Coedes, George. The Indianized States of South-East Asia. 1968. p. 84
↑ J. Takakusu (1896). A Record of the Buddhist Religion : As Practised in India and the Malay Archipelago (A.D. 671-695)/I-Tsing. Oxford: Clarendon. Reprint: New Delhi, AES 2005. ISBN 81-206-1622-7.