ALFIAH, T.; ARIFIN, B.; ABIDIN, Z. ANALISIS KETERKAITAN DAN PENGGANDA EKONOMI KARET INDONESIA. Jurnal Ilmu Ilmu Agribisnis: Journal of Agribusiness Science, [S. l.], v. 2, n. 1, p. 8–15, 2014. DOI: 10.23960/jiia.v2i1.555. Disponível em: https://jurnal.fp.unila.ac.id/index.php/JIA/article/view/555. Acesso em: 5 nov. 2025.