Fernandoa, R.; Pirashatha, H.; Chamodyaa, K; Rathnayakeb, S.(Belihuloya, Faculty of Management Studies, Sabaragamuwa University of Sri Lanka, 2021-12-16)
Dissanayake, S.D.S.T.; Dewasiri, N.J.; Dharmarathna, D.G.; Karunarathna, K.S.S.N.(Faculty of Management Studies - Sabaragamuwa University of Sri Lanka, 2022-03-15)