Kariyawasam, T.2015-03-092015-03-091994Kariyawasam, T. (1990-1994). Upayakausalya as Depicted in Mahayana Buddhism. Kalyani, Journal of Humanities & Social Sciences, University of Kelaniya, 09-13: 115-136.http://repository.kln.ac.lk/handle/123456789/5572enArticle