Mathes, J.A.P.Karunasinghe, A.W.J.Gunawardhana, H.D.2016-06-202016-06-201994Proceedings of the 50th Annual Sessions of the Sri Lanka Association for the Advancement of Science:p.252-254https://dl.nsf.gov.lk/handle/1/23326ChemistryStatus of air pollution caused by vehicle emissions in Colombo cityARG/89/C/009FR 0506, FR 0969T