Sivakumar T, Rathimeena T, and Shankar and Ponmanickam P. 2015. “Production of Silver Nanoparticles Synthesis of Couroupita Guianensis Plant Extract Against Human Pathogen and Evaluations of Antioxidant Properties”. International Journal of Life Sciences 3 (4). India:333-40. https://ijlsci.in/ls/index.php/home/article/view/1254.