Anuradhi, S.L.A.J.C.; Gurunada, G.H.D.J.P.; Withanage, D.P.(IRCHSS-2018 and Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018-11)
Wijethunga, W.T.D.; Shyamali, W.M.W.; Sarangi, E.M.L.N.; Wijekoon, W.A.S.(IRCHSS-2018 and Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018-11)
Kumara, H.W.R.; Nahallage, C.A.D.; Huffman, M.A.(IRCHSS-2018 and Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018-11)