NOVAYANTI, N.; FIFIAN PERMATA SARI; ACHMAD TARMIZI; ANGGI FATMAYATI. UPPB INSTITUTIONAL PERFORMANCE ANALYSIS ON RUBBER TRADING SYSTEM IN SOUTH SUMATERA. International Journal of Social Science, [S. l.], v. 2, n. 5, p. 2107–2114, 2023. DOI: 10.53625/ijss.v2i5.4818. Disponível em: https://mail.bajangjournal.com/index.php/IJSS/article/view/4818. Acesso em: 5 jul. 2025.