Liyanage, H.M.; Magana-Arachchi, D.N.; Padmasiri, J.P.; Kulasooriya, S.A.; Chandrasekharan, N.V.(Sri Lanka Association for the Advancement of Science, 2013)
Wanigatunge, R.P.; Magana-Arachchi, D.N.; Chandrasekhrah, N.V.(Sri Lanka Association for the Advancement of Science, Sri Lanka Association for the Advancement of Science, 2013)