Browsing by Author "Fonseka, W.S.C.A."
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Item A horizontal flow roughing filter as a solution to algal problems at the Tissawewa purification plant(1994) Jayalath, J.M.J.C.; Padmasiri, J.P.; Fonseka, W.S.C.A.; Kulasooriya, S.A.; Jayawardana, B.P.A.Item Some biological problems associated with water purification at the Tissawewa tank at Aanuradhapura(1993) Kulasooriya, S.A.; Jayawardana, B.P.A.; Padmasiri, J.P.; Fonseka, W.S.C.A.