HANDAYANI, L.; HERMANTO, B.; HABIBIE, D.; SUGIAR, S. PERFORMANCE OF AGRIBUSINESS AND SOCIO-ECONOMIC SYSTEMS OF SOYBEAN FARMERS IN NORTH SUMATRA. Jurnal Ilmiah Teunuleh: International Journal of Social Sciences, [S. l.], v. 2, n. 4, p. 15-31, 2021. DOI: 10.51612/teunuleh.v2i4.70. Disponível em: https://teunulehjournal.com/index.php/jiteunuleh/article/view/70. Acesso em: 15 jun. 2026.