SEMBIRING, K. S. .; IDRIS, M. .; HASIBUAN, Y. M. .; HARAHAP, U. N. .; DARIANTO, D. Experimental Study on the Calorific Value of Biodiesel from Waste Cooking Oil. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 3, n. 3, p. 95–102, 2024. DOI: 10.56862/irajtma.v3i3.160. Disponível em: https://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/160. Acesso em: 9 jul. 2025.