NUGRAHA, I. S.; ALAMSYAH, A.; SAHURI, S. Effort to increase rubber farmers’ income when rubber low prices. Jurnal Perspektif Pembiayaan dan Pembangunan Daerah, [S. l.], v. 6, n. 3, p. 345 - 352, 2018. DOI: 10.22437/ppd.v6i3.5817. Disponível em: https://online-journal.unja.ac.id/JES/article/view/5817. Acesso em: 7 jul. 2024.