G. N. Anyasor, K. O. Ogunwenmo, A. A. Ogunnowo, and O. Alao-Sanni, “Comparative Antioxidant, Phytochemical and Proximate Analysis of Aqueous and Methanolic Extracts of Vernonia amygdalina and Talinum triangulare”, Pak. J. Nutr., vol. 9, no. 3, pp. 259–264, Feb. 2010, doi: 10.3923/pjn.2010.259.264.