Abdullah MH, Subaderi. PERANCANGAN REAKTOR BIODIESEL DARI LIMBAH MINYAK GORENG SISTEM BATCH SEMIOTOMATIS . envirotek [Internet]. 2022Apr.28 [cited 2024May4];14(1):59-65. Available from: https://envirotek.upnjatim.ac.id/index.php/envirotek/article/view/180