Ebong, A., V. . U. Anah, E. . C. Johnson, A. . E. Udoh, O. . A. Eseyin, A. . S. Udobre, G. . E. Charles, E. . Attih, F. . D. Esenam, S. . S. Ekwere, and D. S. Tommy. “Effect of Cocos Nucifera and Elaeis Guineensis Oils on the Hypoglycaemic Activity of Metformin on Alloxan-Induced Diabetic Rats”. Nigerian Journal of Pharmaceutical and Applied Science Research, vol. 9, no. 4, Dec. 2020, pp. 30-37, http://mail.nijophasr.net/index.php/nijophasr/article/view/410.