Ali, N. A. A., R. Mothana, N. A. Ghaleb, and U. Lindequist. “SCREENING OF TRADITIONALLY USED ENDEMIC SOQOTRAEN PLANTS FOR CYTOTO-XIC ACTIVITY”. African Journal of Traditional, Complementary and Alternative Medicines, vol. 4, no. 4, June 2007, pp. 529 -, https://journals.athmsi.org/index.php/ajtcam/article/view/276.