PUARI, A. T.; YANTI, N. R.; SARI, N.; RUSNAM, R. Response Surface Methodology (RSM) for Optimization Carbonization Parameters of Exhausted Coffee Husk for Iron Removal from Aqueous Solution. Jurnal Teknik Pertanian Lampung (Journal of Agricultural Engineering), [S. l.], v. 13, n. 3, p. 637–649, 2024. DOI: 10.23960/jtep-l.v13i3.637-649. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JTP/article/view/8271. Acesso em: 26 nov. 2025.