Study and optimization of operating conditions for use of sunflower oil in the production of ethyl and methyl biodiesel. Brazilian Open Science Journal, [S. l.], v. 1, p. 1–12, 2024. DOI: 10.37885/240215872. Disponível em: https://revistas.editoracientifica.org/index.php/bosj/article/view/1.. Acesso em: 5 jun. 2025.