Abdullahi, M. I., Uba, A., Yusuf, A. J., Nasir, I., Muntaka, A., Alhasan, A.M., Alebiosu, C.O., Yahaya, M., Yunusa, S.D., and Sadiq, M. “Phytochemical Analysis, Analgesic and Anti-Inflammatory Studies on the N-Hexane Soluble Fraction of Vernonia Glaberrima”. International Journal of Science for Global Sustainability, vol. 2, no. 4, Dec. 2016, p. 8, https://www.fugus-ijsgs.com.ng/index.php/ijsgs/article/view/210.