Kour, P. ., N. Tripathi, and Poonam. “Evaluation of Acute Toxicity of Copper Sulphate in Different Tissues of Euphlyctis Cyanophlyctis”. Journal of Asian Scientific Research, vol. 4, no. 2, Feb. 2014, pp. 59-69, https://archive.aessweb.com/index.php/5003/article/view/3601.