Jayasekara, A.H.D.; Somarathna, M.; Herath, H.M.D.B.(11th Annual Research Symposium, Faculty of Graduates Studies, University of Kelaniya Sri Lanka, 2010)
Jayasekara, A.H.D.; Jinadasa, M.P.K.; Rajapaksha, S.; Harath, D.B.; Somarathna, D.(11th Annual Research Symposium, Faculty of Graduates Studies, University of Kelaniya Sri Lanka, 2010)