PUTRI, Vani Dwi Hani; SAMIK, Samik. Synthesis and Characterization of K2O/ACT Catalyst for Biodiesel Production from Beef Fat Waste. Jurnal Pijar Mipa, [S. l.], v. 19, n. 2, p. 314–318, 2024. DOI: 10.29303/jpm.v19i2.6421. Disponível em: http://www.jurnalfkip.unram.ac.id/index.php/JPM/article/view/6421. Acesso em: 17 may. 2024.