Gading Bagus Mahardika, Agung Prabowo, Syarifuddin Oko, Muh Irwan, and Alvyano. “GC–MS CHARACTERIZATION OF FATTY ACID ALKYL ESTERS IN BIODIESEL PRODUCED FROM WASTE COOKING OIL”. Jurnal Crystal : Publikasi Penelitian Kimia dan Terapannya 8, no. 1 (March 31, 2026): 107–114. Accessed April 3, 2026. https://ejournal.unibabwi.ac.id/index.php/Crystal/article/view/6976.