Suswanto, T., Jusop, S., Omar, S. S., The, C., & Mat, P. (2005). A Decision Support System for Rice Cultivation on Acid Sulfate Soils in Malaysia. Jurnal Ilmu Tanah Dan Lingkungan, 7(1), 1-5. https://doi.org/10.29244/jitl.7.1.1-5