Velauthamurty, K.Rajapakse, R. M. G.Higgins, Simon J.Bandara, H. M. N.2024-12-052024-12-052009-01-03Peradeniya UniversitynResearch Session PURSE 2009, Book of Abstracts , University of Peradeniya , Sri Lanka ,Vol.14, 3rd December.2009 pp 250978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/4645en-USArticle