Nugroho B, Agnesty S, Aulia H, Fidyaningrum H. TEST OF BIODIESEL FROM USED COOKING OIL FROM DORMITORY X ON OPACITY AND EXHAUST EMISSIONS HC, CO AND CO2. EDUSAINTEK [Internet]. 13Feb.2023 [cited 5Feb.2025];10(2):439-56. Available from: https://journalstkippgrisitubondo.ac.id/index.php/EDUSAINTEK/article/view/749