Medawatte, K.A.J.P.K.; Ranaweera, H.K.C.K.; De Silva, T.T.(IRCHSS-2018 and Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018-11)
Wijeratne, S.V.; Wijayawardhana, R.M.; Ukwatte, D.N.; Dilrukshi, B.S.(IRCHSS-2018 and Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018-11)