Production of Biodiesel from Caster Oil: Experimental and Optimization Study. Tikrit Journal of Engineering Sciences, [S. l.], v. 31, n. 1, p. 251–261, 2024. DOI: 10.25130/tjes.31.1.21. Disponível em: https://www.tj-es.com/ojs/index.php/tjes/article/view/1229.. Acesso em: 10 sep. 2026.