“Characteristics of Fourier Infrared Spectroscopy (FTIR) Spectra CPO in Pelalawan Regency”. Jurnal Ilmiah Teknologi Pertanian Agrotechno 11, no. 2 (October 31, 2026): 1–6. Accessed November 5, 2026. https://ejournal1.unud.ac.id/index.php/agrotechno/article/view/10.24843JITPA.2026.v11.i02.p01.