Mampitiya, M.A.U.; Karunathilake, N. G. A.; Arachchi, D. K. M.(International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
Ranathunga, G. P.; Karunathilake, N. G. A.(International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
Karunathilake, N. G. A.; Panda, S.; Mallawaarachchi, D. K.; Wijesiri, G. S.; Hansameenu, W. T. P.(International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)