Hamid, Abdul, Amin Jakfar, Sirly Bifadilatur Romaniyah, Ike Dayi Febriana, Mohammad Abdullah, Zeni Rahmawati, and Didik Prasetyoko. 2023. “Transesterification of Waste Cooking Oil Using CaO Catalyst Derived from Madura Limestone for Biodiesel Production and Its Application in Diesel Engine”. Automotive Experiences 6 (1): 80-93. https://doi.org/10.31603/ae.7879.