Kajian eksperimental hibriditas dan konsumsi bahan bakar pada penggerak hibrid 2,8 HP = Experimental study of hybridness and fuel consumption in 2.8 Hp hybrid powered system

Analisis performa (hp & torsi) dan fuel consumption pada mesin spark ignition berbahan bakar gasoline dan low grade bioethanol = Performance analysis (hp & torque) and fuel consumption on the engine spark ignition gasoline fueled and low grade bioethanol

Analisis performa dan emisi mesin otto empat langkah menggunakan bahan bakar campuran etanol hidrat dengan bensin = Analysis of performance and emissions of four stroke otto engine using the mixture of hydrous ethanol and gasoline

Pengaruh penggunaan katalis terhadap kinerja mesin otto berbahan bakar pertamax plus = The effect of using the catalyst of the otto engine performance fueled pertamax plus

Pengaruh penambahan katalis terhadap kinerja mesin otto berbahan bakar premium = The influence of catalyst addition on the performance of otto engine