Hasan, Mohammad, dan Shuichi Sato. “Water Saving for Paddy Cultivation Under the System of Rice Intensification (SRI) in Eastern Indonesia”. Jurnal Ilmu Tanah dan Lingkungan 9, no. 2 (Oktober 1, 2007): 57-62. Diakses Mei 17, 2024. https://jurnal.ipb.ac.id/index.php/jtanah/article/view/2392.