IRAWAN, R. B.; PUJIANTO, E.; AMIN, M.; SUBRI, M. EFFECT OF NUMBER OF TRANSITION METAL CATALYST CELLS MANGANESE CATALYTIC CONVERTER ON EXHAUST BASIS EMISSION OUTPUT CARBON MONOXIDE MOTOR GASOLINE. SINTEK JURNAL: Jurnal Ilmiah Teknik Mesin, [S. l.], v. 15, n. 2, p. 118–122, 2021. DOI: 10.24853/sintek.15.2.118-122. Disponível em: https://jurnal.umj.ac.id/index.php/sintek/article/view/10369. Acesso em: 6 aug. 2025.