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Irawan RB, 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. ilm. teknik. mesin [Internet]. 2021Dec.1 [cited 2025Aug.6];15(2):118-22. Available from: https://jurnal.umj.ac.id/index.php/sintek/article/view/10369