Chandra, M., S. Saxena, and H. Sharma. “Hydrobiological Studies in River Burhi Ganga in District Etah (U.P.), India”. Journal of Advanced Laboratory Research in Biology, Vol. 5, no. 3, July 2014, pp. 102-6, https://e-journal.sospublication.co.in/index.php/jalrb/article/view/196.