Sukataatmaja, Sukandi, Yohei Sato, Eiji Yamaji, and Masaya Ishikawa. 1. “Effects of Organic Matter on Soil Erosion and Runoff Peanuts and Green Pea in Cultivation”. Jurnal Keteknikan Pertanian 16 (1). https://doi.org/10.19028/jtep.016.1.%p.