P. Levi, Jules Bloch e Jean Przyluski, Pre-Aryan and pre-Dravidian in India, Asian Educational Services, 1993, p. 87, ISBN 81-206-0772-4. URL consultato il 18 settembre 2010.
«… they apply to a population of the north-western frontier of India designated by the nickname of "shaved heads," and especially to the Kamboja of the country of Kabul.»