Biswas, Sudipta, and Apurba Ratan Ghosh. “Lead Induced Histological Alterations in Ovarian Tissue of Freshwater Teleost Mastacembelus Pancalus (Hamilton)”. International Journal of Advances in Scientific Research, vol. 2, no. 1, Feb. 2016, pp. 45-51, https://doi.org/10.7439/ijasr.v2i1.2797.