Radhika, N.M.L.; Gunathilaka, P.A.D.H.N.; Kasturiratne, A.; Abeyewickreme, W.(International Research Symposium on Pure and Applied Sciences, 2017 Faculty of Science, University of Kelaniya, Sri Lanka., 2017)
Pushpakanthi, U. B. N.; Perera, S. S. N.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
Dalpadado, C. P. R. D.; Amarasinghe, L. D.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)
Dalpadado, C. P. R. D.; Amarasinghe, L. D.(Research Symposium on Pure and Applied Sciences, 2018 Faculty of Science, University of Kelaniya, Sri Lanka, 2018)