Techno-economic evaluation of biodiesel production using by-product as raw material and hydrotalcite-hydroxyapatite as catalyst. Research, Society and Development, [S. l.], v. 11, n. 4, p. e0511426977, 2022. DOI: 10.33448/rsd-v11i4.26977. Disponível em: https://rsdjournal.org/rsd/article/view/26977. Acesso em: 5 dec. 2025.