O. Ajayi, Glory, Agumage Idoko, and Abdulrahman Usman. 2018. “Phytochemical Analysis and Antibacterial Activity of Trema Orientalis (Ulmaceae) Stem Bark Extracts on Respiratory Tract Bacteria: doi.org 10.26538 Tjnpr V2i12.4”. Tropical Journal of Natural Product Research (TJNPR) 2 (12): 512-16. https://tjnpr.org/index.php/home/article/view/857.