Herda Bimantara. 2024. “EFFECT OF IGNITION TIMING CHANGES ON EXHAUST EMISSIONS IN KEN AROK URBAN CAR FUELED BY ETHANOL E100: PENGARUH PERUBAHAN IGNITION TIMING TERHADAP EMISI GAS BUANG PADA MOBIL URBAN KEN AROK BERBAHAN BAKAR ETHANOL E100”. Jurnal Teknik Mesin 3 (1):242-47. https://doi.org/10.33795/j-meeg.v3i1.3947.