Nazneen, S., Bano, F., Hasan, S. K., & Begum, F. (2000). ?STUDY OF PHYSICO-CHEMICAL PARAMETERS OF AN ARTIFICIAL LAKE OF SINDH. Biological Sciences - PJSIR, 43(4), 226–232. Retrieved from http://v2.pjsir.org/index.php/biological-sciences/article/view/2037