Adesoye, . A., . A. Emese, and . . O. Olayode. “In Vitro Regeneration of African Yam Bean (Sphenostylis Stenocarpa (Hochst Ex. A. Rich.) Harms by Direct Organogenesis”. Agriculture and Natural Resources, vol. 46, no. 4, Aug. 2012, pp. 592-0, https://li01.tci-thaijo.org/index.php/anres/article/view/242914.