Rahmat B, Wijaya MBR. Performance comparison of one cylinder combustion engine with variations of compression pressure & octane number gasoline. sintek. jurnal. ilm. teknik. mesin [Internet]. 2023Jun.1 [cited 2025Jun.4];17(1):31-7. Available from: https://jurnal.umj.ac.id/index.php/sintek/article/view/15198