O. Ayoka, Thecla, Ngwu Nwachukwu, Aloysius C. Ene, Chidi U. Igwe, Amaechi L. Ogara, and Charles O. Nnadi. “In-Vitro Antioxidant Activity and Acute Toxicity of the Alkaloidal Constituents of Zanthoxylum Zanthoxyloides Leaves”. Tropical Journal of Natural Product Research (TJNPR) 6, no. 2 (February 1, 2022): 276–280. Accessed March 9, 2025. https://tjnpr.org/index.php/home/article/view/176.