Weerakoon, K. G. A. D.Kularatne, S. A. M.Edusssuriya, D.Kodikara, K. A. S.Gunatilake, P. G. L.Pinto, M. V. G.Senevitathna, A. B.Gunasena, S.2024-12-052024-12-052009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd December , 2009 University of Peradeniya, PP. 156978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/4677en-USArticle