Jayaweera, J.M.A.N.K.; Dayarathna, N. W. K. D. K.(Department of Human Resource Management Faculty of Management Studies and Commerce University of Sri Jayewardenepura, 2019)
Jeevanantham, J.J.; Dissanayake, D.A.T.W.K.; Liyanaarachchi, G.V.V.(Department of Forestry and Environmental Science University of Sri Jayewardenepura, 2019)