Meegasthanna, M.G.Kasun Sameera(Department of Environmental Management Faculty of Social Sciences and Humanities Rajarata University of Sri Lanka, 2023-09-20)
Gamakumara, Subodhani G.H.M.K.P.G.C; Nishshanka, E.A.N.; Amaraweera, N.R.(Rajarata University of Sri Lanka - Faculty of Social Sciences and Humanities, 2020)