LESMANA, A.; PURWANDARI, I.; RAHMAWATI, S. Analisis Peran Koperasi Sido Makmur dalam Meningkatkan Produktivitas Petani Tebu di Purwomartani Kapanewon Kalasan Kabupaten Sleman: Analysis of the Role of Sido Makmur Cooperative in Improving the Productivity of Sugarcane Farmers in Purwomartani, Kalasan District, Sleman Regency. AGRIFITIA : Journal of Agribusiness Plantation, [S. l.], v. 6, n. 2, p. 191–200, 2026. DOI: 10.55180/aft.v6i2.2183. Disponível em: https://jurnal.instiperjogja.ac.id/index.php/AFT/article/view/2183. Acesso em: 24 oct. 2026.