SUDHA, H. R. “MORPHO-HISTOLOGY OF THE PITUITARY GLAND AND ITS DEVELOPMENT IN CATLA CATLA (HAMILTON)”. UTTAR PRADESH JOURNAL OF ZOOLOGY, vol. 16, no. 3, Feb. 1996, pp. 141-7, https://www.mbimph.com/index.php/UPJOZ/article/view/72.