A horizontal flow roughing filter as a solution to algal problems at the Tissawewa purification plant - Jayalath, J.M.J.C.; Padmasiri, J.P.; Fonseka, W.S.C.A.; Kulasooriya, S.A.; Jayawardana, B.P.A. (Proceedings of the Golden Jubilee Session,Part 1-Abstracts, 1994)
Keywords: Life & Earth Sciences; -