Nanayakkara, D. M.Kularatne, S. A. M.Wickremasinghe, W. M. R. S.Budagoda, B. D. S. S.Weerakoon, K. G. A. D.Dasch, G. A.Rajapaksha, R. P. V. J.2024-12-052024-12-052009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd December , 2009, University of Peradeniya, PP. 67978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/4650en-USArticle