Uka, A, and I. C. Obijiaku. 2019. “POTENTIATION EFFECT OF VITAMIN E ON REDUCED DOSAGE OF OVAPRIM IN INDUCED SPAWNING OF Clarias Gariepinus”. Nigerian Journal of Fisheries 16 (2):1711-14. https://fisonjournal.org.ng/index.php/njf/article/view/315.