Rorong, Johnly, Henry F. Aritonang, and Ferdinan P. Ranti. “SINTESIS METIL ESTER ASAM LEMAK DARI MINYAK KELAPA HASIL PEMANASAN”. CHEMISTRY PROGRESS 1, no. 1 (December 13, 2019): 9–18. Accessed May 7, 2024. https://ejournal.unsrat.ac.id/v3/index.php/chemprog/article/view/20.