Khan, Asif A, and A Qayyum Siddiqui. “SEASONAL CHANOES IN THE LIMNOLOGY OF A PERENNIAL FISH POND AT ALIGARH”. Indian Journal of Fisheries, vol. 21, no. 2, Nov. 2011, pp. 463-78, https://epubs.icar.org.in/index.php/IJF/article/view/12321.