Haryanto, Yoyon, Sumardjo Sumardjo, Siti Amanah, and Prabowo Tjitropranoto. “Factors Affecting the Capacity and the Interdependence of Progressive Farmers in West Java Indonesia ”. Jurnal Penyuluhan 16, no. 1 (April 1, 2020): 106-121. Accessed April 20, 2024. https://jurnal.ipb.ac.id/index.php/jupe/article/view/26770.