B. Omeche, Nnenna, et al. “Green Synthesis of Silver Nanoparticles Using Cola Nitida Nut Extract (Vent.) Schott & Endl. (Malvaceae), Characterization and the Determination of Their Antimicrobial Activity: doi.org 10.26538 Tjnpr V6i1.25”. Tropical Journal of Natural Product Research (TJNPR), vol. 6, no. 1, Jan. 2022, pp. 156-60, https://www.tjnpr.org/index.php/home/article/view/210.