Browsing by Author "Perera, J.A.J."
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Item Electronic devices for energy saving design and prototype fabricationPerera, J.A.J.; Perera, H.A.I.; Perera, K.K.Y.W.; Munindradasa, D.A.I.Item Studies on the production of plaster of paris from discarded moulds(National Science Council:Colombo, 1988) Lokuliyana, D.R.K.; Perera, J.A.J.; Gunawardane, R.P.