Nanayakkara, P.M.; Ranathunga, R.A.N.; Bowatte, P.G.C.S.; Jeevathayaparan, S.; Muthuthamby, M.M.(Senate Research and Higher degree committee, Wayamba University of Sri Lanka, 2021-12-03)
Nanayakkara, P.M.; Bowatte, P.G.C.S.; Jeevathayaparan, S.; Ranathunga, R.A.N.(Senate Research and Higher degree committee, Wayamba University of Sri Lanka, 2022-12-09)