Kumar, S., and R. K. Gautam. “Histopathological Changes Induced by Sub Lethal Toxicity of Nuvan in the Liver and Kidney of Fresh Water Fish Channapunctatus. (Bloch.)”. The International Journal of Science & Technoledge, vol. 2, no. 13, Dec. 2014, http://internationaljournalcorner.com/index.php/theijst/article/view/128234.