Gunawan, Ririn, Nurfajrina Rahimi, Rita Youfa, Addin Akbar, and Riski Nasution. “Purification of Lipase Enzyme from Oil Palm Mesocarp by Ammonium Sulfate Fractionation: Activity and Storage Stability”. JTPG (Jurnal Teknologi Pertanian Gorontalo) 11, no. 1 (August 31, 2026): 60-65. Accessed September 8, 2026. https://jurnal.poltekgo.ac.id/index.php/jtpg/article/view/1639.