O. Osarumwense, Peter, and Osaro Iyekowa. 2017. “Synthesis and Antibacterial Activity of 7-Chloro-2–methyl-4H-benzo[d][1,3]–oxazin-4- One and 3–amino-7-Chloro-2-Methyl Quinazolin-4(3H)–one: Https: doi.org 10.26538 Tjnpr V1i4.6”. Tropical Journal of Natural Product Research (TJNPR) 1 (4):173-75. https://tjnpr.org/index.php/home/article/view/329.