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Item A low-cost partially automated polarimeter for investigating skylight polarisation(NSF:Colombo, 2016-03) Abayaratne, C.P.; Wickramarathna, A.V.U.A.; Rodrigo, D.D.; Mannathunga, K.S.Item The UNESCO world network of biosphere reserves and the world heritage convention - differences and complements(National Science Foundation:Colombo, 2003) Schaaf, T.Item Antimicrobial activity of Tephrosia purpurea (Linn.) Pers. and Mimusops elengi (Linn.) against some clinical bacterial isolates(National Science Foundation:Colombo, 2009-6) Rangama, B.N.L.D.; Abayasekara, C.L.; Panagoda, G.J.; Senanayake, M.R.D.M.Item Wildlife-based recreation and local economic development:the case of the Pinnawala Elephant Orphanage in Sri Lanka(National Science Foundation:Colombo, 2005) Tisdell, C.; Bandara, R.Item Chemistry of the Guttiferae of Ceylon(1973) Sulthanbawa, M.U.S.Item An overview of the flora and fauna of the Kanneliya-Dediyagala-Nakiyadeniya forest complex :a proposed biosphere reserve in Sri Lanka(National Science Foundation:Colombo, 2003) Bambaradeniya, C.Item Beyond research communication(National Science Foundation:Colombo, 2009-12) Rajapaksa, L.Item The role of the Federal party in the Parliament of 1965-1970(NARESA:Colombo, 1982) Sivarajan, A.Item The Knuckles (Dumbara) conservation forest proposed biosphere reserve in Sri Lanka(National Science Foundation:Colombo, 2003) Gunawardana, H.G.Item Challenging the continuum:new concepts for development aid in Sri Lanka's complex political emergency(National Science Foundation:Colombo, 2005) Korf, B.; Thangarajah, Y.