Pathiratne, K.A.S.De Silva, O.C.P.2015-05-192015-05-192003Proceedings of the Annual Research Symposium 2003, Faculty of Graduate Studies, University of Kelaniya:p.80https://dl.nsf.gov.lk/handle/1/19371Environmental SciencesWater pollutionPolyaromatic hydrocarbonsProceedingsRG/2001/C/005FR 1592