Rise and falls of gem industry in Sri Lanka – with special reference to the period of 1960-2007

Ranasinghe, U.N.2015-04-082015-04-082008Ranasinghe, Upali Nandalal, 2008. Rise and falls of gem industry in Sri Lanka – with special reference to the period of 1960-2007, In: Proceedings of the International Conference on Social Sciences, Sri Lanka, University of Kelaniya, pp 210.http://repository.kln.ac.lk/handle/123456789/6794enRise and falls of gem industry in Sri Lanka – with special reference to the period of 1960-2007Article