Ahmed, M. F., and M. Saleem. “DISINFECTION OF MUNICIPAL WATER USING SOLAR RADIATION: AN ECONOMICAL APPROACH FOR RURAL DWELLERS IN THE COASTAL REGION OF KARACHI”. The Nucleus 47, no. 2 (April 23, 2010): 165–171. Accessed October 14, 2024. http://www.thenucleuspak.org.pk/index.php/Nucleus/article/view/901.