Evans, C. Egwim, Z.A. Ibrahim, and Praise Onwuchekwa. “Production and Characterization of Biodiesel from Allamanda Cathertica Oil”. Journal of Technology Innovations in Renewable Energy 2, no. 4 (November 28, 2013): 388–393. Accessed April 28, 2024. https://www.lifescienceglobal.com/pms/index.php/jtire/article/view/1525.