Amarasinghe, G.W.I.S.2015-09-012015-09-012010Amarasinghe, G.W.I.S. 2010. Advanced plane geometry research – II. Proceedings of the 66th Annual Sessions of Sri Lanka Association for the Advancement of Science, pp 82.1391-023Xhttp://repository.kln.ac.lk/handle/123456789/9390enArticle