NABILA, A.; PRIMA SANI NASUTION, Z. .; AKMAL AGUSTIRA, M. . Assessing the Sustainability Level of Oil Palm Smallholders Plantation Business using Application of RAPPO Method in Simalungun District, North Sumatra. Jurnal Penelitian Kelapa Sawit, [S. l.], v. 33, n. 2, p. 85–104, 2025. DOI: 10.22302/iopri.jur.jpks.v33i2.291. Disponível em: https://jurnalkelapasawit.iopri.org/index.php/jpks/article/view/291. Acesso em: 25 aug. 2026.