Jayasinghe, J.L.K.; Jayathilaka, K.M.D.C.; Kaumal, M.N.; Dissanayake, D.P.; Jayanetti, J.K.D.S.(Sri Lanka Association for the Advancement of Science, 2016)
Bandara, K.N.D.; Jayathileka, K.M.D.C.; Dissanayake, D.P.; Siripala, W.; Jayanetti, J.K.D.S.(Sri Lanka Association for the Advancement of Science, 2013)
Kumarage, W.G.C.; Wijesundera, R.P.; Seneviratne, V.A.; Jayalath, C.P.; Dassanayake, B.S.(Postgraduate Institute of Science Research Congress, Sri Lanka, 2014)