“Value Chain Inefficiencies in Local Agribusiness: Diagnosing the Long and Costly Agricultural Supply Chain in Majene Regency, West Sulawesi, Indonesia Using Porter’s Value Chain Framework”. JIRAN : Journal of Southeast Asia Studies 7, no. 2 (March 8, 2026): 255–265. Accessed April 3, 2026. https://jiran.unaim-wamena.ac.id/jiran/article/view/37.