Shar, A. H., Y. F. Kazi, N. A. Kanhar, I. H. Soomro, S. M. Zia, and P. B. Ghumro. “Drinking Water Quality in Rohri City, Sindh, Pakistan”. African Journal of Biotechnology, vol. 9, no. 42, Feb. 2016, pp. 7102-7, doi:10.4314/ajb.v9i42.