SITHANAND, T., and S. SAM MANOHAR DAS. “STUDIES ON THE TOXICITY OF COPPER, ZINC AND COPPER-ZINC MIXTURE ON CIRRHINA MRIGALA (HAMILTION)”. UTTAR PRADESH JOURNAL OF ZOOLOGY 13, no. 1 (January 11, 1993): 52–54. Accessed June 28, 2025. https://www.mbimph.com/index.php/UPJOZ/article/view/1161.