Herath, G.B.B.Hettiarachchi, M.N.Hettiarachchi, I.H.Samarathunga, S.M.C.B.2019-05-022019-05-022003Transactions - 2003 Volume I - PART B Technical Papers:p.190-195https://dl-iesl.nsf.gov.lk/handle/1/1243Thermal and Solar Radiation Effects on Sludge Blanket Sri Lanka Clarifiers in Sri LankaArticle