M. A. Mahar, S. 1. H. Jafri, S. M. Leghari, and M.Y. Khuhawar. 2005. “Studies on the Physico-Chemical Parameters and Pollution Indicator Algal Flora of Main Nara Valley Drain Water Entering Manchhar Lake (Distt. Dadu) Sindh, Pakistan”. Sindh University Research Journal - SURJ (Science Series) 37 (2). https://sujo.usindh.edu.pk/index.php/SURJ/article/view/6878.