Biodiesel Production using Helianthus annuus (Sunflower) Seed Oil by Trans-Esterification Method. Bioremediation Science and Technology Research (e-ISSN 2289-5892), [S. l.], v. 8, n. 2, p. 24–27, 2020. DOI: 10.54987/bstr.v8i2.555. Disponível em: https://journal2.hibiscuspublisher.com/index.php/BSTR/article/view/555. Acesso em: 11 may. 2026.