M.E., Bassey, Effiom, A. C., and Mbong, E. “Anatomical Investigation of Leaves of Sida L. In Uyo, Nigeria and the Taxonomic Implications”. World Scientific Research 3, no. 1 (December 30, 2016): 75–82. Accessed December 22, 2024. http://asianonlinejournals.com/index.php/WSR/article/view/758.