Yagi, S., S. Adam, Y. Chapleur, and D. Laurain-Mattar. “TOXICITY OF HYDNORA JOHANNIS BECCARI (HYDNORACEAE) DRIED ROOTS AND ETHANOL EXTRACT IN RATS”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 6, May 2009, pp. 424-5, https://journals.athmsi.org/index.php/ajtcam/article/view/830.