DJVU PDF Krisadawan Hongladarom. 1996, "On the emergence of epistemic meanings: a study of Tibetan motion verbs", in The Mon-Khmer Studies Journal, vol. 25, pp. 15-28. cite.

DJVU PDF Nguyễn đìNh-Hoà. 1996, "Vietnamese verbs", in The Mon-Khmer Studies Journal, vol. 25, pp. 141-159. cite.