Ranawaka, R. A. B. M.; Nisansala, H. M. D.; Sirimuthu, N. M. S.; Chami Patabendige, N. K.(Faculty of Graduate Studies , University of Sri Jayewardenepura, 2019)
Diddeniya, S. I. A. P.; Wanniarachchi, W. K. I. L.; De Silva, P. R. S.; Ganegoda, N. C.(Faculty of Graduate Studies , University of Sri Jayewardenepura, 2019)
Abhayawardhana, M.L.D.D.; Bandara, N.J.G.J.; Rupasinge, S.K.L.S.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2019)