Ndhlala, A., G. Stafford, J. Finnie, and J. Van Standen. “ANTIMICROBIAL PROPERTIES OF A ZULU HERBAL MIXTURE ’IMBIZA EPHUZWATO’”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 6, Apr. 2009, p. 321, https://journals.athmsi.org/index.php/ajtcam/article/view/644.