Mnengi, D., A. Kappo, L. Kambizi, and M. Nakin. “CYTOTOXICITY OF SELECTED MEDICINAL PLANTS USED IN MT. FRERE DISTRICT, SOUTH AFRICA”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 11, no. 4, May 2014, pp. 62-65, https://journals.athmsi.org/index.php/ajtcam/article/view/1872.