Jayasooriya, L.B.; De Silva, S.; Wanigasundera, P.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Jayarahthe, M.; Dayaratne, W.J.M.; Dissanayake, A.M.C.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Munasinghe, S.; Karunathilake, K.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Perera, J.A.P.S.; Angammana, B.H.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)
Lokuliyana, A.; Ruwanpathirana, I.(International Postgraduate Research Conference 2019, Faculty of Graduate Studies, University of Kelaniya, Sri Lanka, 2019)