Suwandari, A., Aji, J., Kuntadi, E., Rondhi, M., Rokhani, R., & Yanuarti, R. (2025). Cost Structure and Information Asymmetry Analysis in the Sugarcane Cultivation Supply Chain in Jember Regency, East Java. SOCA: Jurnal Sosial Ekonomi Pertanian, 19(2), 68-84. doi:10.24843/SOCA.2025.v19.i02.p01