Perera, DamithRatnayake, RukmalKarunaratne, D. N.Bandara, B. M. RatnayakeWijesundara, D. S. A.Karunaratne, Veranja2024-11-122024-11-122009-12-03Peradeniya University Research Session PURSE -2009, Proceeding and Abstracts, Vol.14,3rd December, 2009, University of Peradeniya, PP. 256978-955-589-131-81391-4111https://ir.lib.pdn.ac.lk/handle/20.500.14444/3353en-USArticle