Amir, Halima, and Mkabwa Manoko. “Similarity Coefficients Influence the Delimitation of Species in the Genus Aloe L. (Xanthorrhoeaceae)”. Tanzania Journal of Science 44, no. 3 (April 18, 2021): 93–102. Accessed May 6, 2025. http://www.tjs.udsm.ac.tz/index.php/tjs/article/view/561.