Shashikala, W.D.T.K.; Dahanayake, T.P.S.; Kodikara, K.A.S.; Lamahewage, L.S.N.S.; Madhuranga, H.A.P.; Gamage, S.T.D.H.; Wijesekara, S.S.R.M.D.H.R.(The Open University of Sri Lanka, 2026-06)
Ananda, W.Y.R.S.; Madhushika, H.R.B.; Mekala, W.I.Kasuni; Premachandra, P.L.A.M.; Mathangadheerage, S.; Weerakoon, C.I.R.; Gunawardena, M.P.(The Open University of Sri Lanka, 2026-06)
Wickramasinghe, M.G.N.S.S.; Divyanjalee, H.G.C.S.; Thilakarathne, E.P.D.N.; Gunathilaka, W.G.I.T.; Egodauyana, K.P.U.T.; Shripathy, Thirunavukkarasu(The Open University of Sri Lanka, 2026-06)