SLEMA Journal

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Development policy for renew able energy based electricity generation:Sri Lanka
(Sri Lanka Energy Managers Association:Colombo, 2008) Ferdinando, M. M. C.; Wijayatunga, P. D. C.
Policies for clean and energy efficient technologies
(Sri Lanka Energy Managers Association:Colombo, 2006) Wijayatunga, P. D. C.; Siriwardena, K.; Attalage, R. A.; Fernando, W.J.L.S.; Shrestha, R. M.
Energy efficient lighting for household:a survey
(Sri Lanka Energy Managers Association:Colombo, 1995) Lucas, J. R.; Perera, H.Y.R.; Wijayatunga, P. D. C.; Wijeratna, D. C.; Siyambalapitiya, T.; Jayasekara, T.A.K
Energy status and future outlook:Sri Lanka and Maldives
(Sri Lanka Energy Managers Association:Colombo, 2009) Wijayatunga, P. D. C.