Laffi, Laella, et al. “Supply Chain Analysis of Natural Rubber in Tuah Negeri District, Musi Rawas Regency, South Sumatra Province, Indonesia”. Jurnal Riset Perkebunan, vol. 7, no. 2, Sept. 2026, pp. 60-69, doi:10.25077/jrp.7.2.60-69.2026.