Njinga, N.S., Sule, M.I., Pateh, U.U., Hassan, H.S., Magaji, M.G., Abdullahi, S.T., Bakare-Odunola, T.M., Bawa, B., Egharevba, G.O., and Shittu, A.O. “ Krause (Anacardiaceae)”. International Journal of Science for Global Sustainability, vol. 2, no. 1, Mar. 2016, p. 9, https://www.fugus-ijsgs.com.ng/index.php/ijsgs/article/view/281.