Samarakoon, K.W.; Lakmal, H.H.C.; De Silva, E.D.; Abeytunga, D.T.U.; Nanayakkara, C.(Sri Lanka Association for the Advancement of Science, Colombo 07, 2015-12-01)
Liyanage, R.; Rizliya, V.; Jayathilake, C.; Jayawardana, B.C.; Vidanarachchi, J.K.(Sri Lanka Association for the Advancement of Science, Colombo 07, 2015-12-01)