Abeyrathne, G.A.K.N.J.; Lalani, J.M.G.; Senadheera, P.S.R.; Prasanna, R.P.I.R.(Department of Economics - Faculty of Social Sciences and Humanities Rajarata University of Sri Lanka, 2022)
Kaluarachch, K. A. C. J.; Gunawardhana, M. E. I. M.; Dilrukshi, P. H. P.(Faculty of Social Sciences and Humanities Rajarata University of Sri Lanka, Mihintale, 2023-01-25)