YUWITA, F.; IFMALINDA, I.; MAKKY, M. Prediction of Caffeine and Protein of Arabica Coffee Beans Using Near Infrared Spectroscopy (NIRS). Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 12, n. 4, p. 852–862, 2023. DOI: 10.23960/jtep-l.v12i4.852-862. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/6798. Acesso em: 18 oct. 2025.