Ukachukwu, S. N., E. E. Nsa, O. M. Iriobe, V. U. Odoemelam, and I. Ukweni. “Acute Toxicity of Castor Oil Bean Extract and Tolerance Level of Raw Castor Oil Bean (Ricinus Communis L) By Broilers”. Nigerian Journal of Animal Science, vol. 13, no. 1, Apr. 2023, pp. 104-13, https://www.njas.org.ng/index.php/php/article/view/630.