Dissanayake, D. M. D. S.Wijeratne, S.Bandara, B. M. R.2024-09-112024-09-112009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd, December , 2009, University of Peradeniya, PP. 241978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/966en-USArticle