Lukas Satrya, Abrar Riza, and Steven Darmawan. “EFEK BESARNYA PENGAPIAN BUSI TERHADAP UNJUK KERJA MESIN OTTO SATU SILINDER”. Jurnal Cahaya Mandalika ISSN 2721-4796 (online), Vol. 3, no. 1, July 2023, pp. 148-5, doi:10.36312/jcm.v3i1.1962.