ABDULLAH, I.; YUDANTO, B. G.; NASUTION, A. .; ANDIKO, R. . Performance Analysis of Biogas and Gasoline Fuels on the Quality of Combustion in a 4 Stroke 1 Cylinder Generator Engine with a Capacity of 80 cc. IRA Jurnal Teknik Mesin dan Aplikasinya (IRAJTMA), [S. l.], v. 1, n. 1, p. 66–74, 2022. DOI: 10.56862/irajtma.v1i1.9. Disponível em: http://e-journals.irapublishing.com/index.php/IRAJTMA/article/view/9. Acesso em: 5 aug. 2025.