Padeniya, S. M. U. M. K; Mahagamage, M. G. Y. L; Manage, P.M(International Symposium on Water Quality and Human Health: Challenges Ahead Postgraduate Institute of Science, 2019)
Ramanayake, G.D; Udayanga, D; Nilmini, A.H.L; Undugoda, L.J.S; ugara, N.N.R.N; Manage, P.M(Faculty of Graduate Studies, University of Sri Jayewardenepura, 2019)