HartonoA., NugrohoB., NadaliaD. and RamadhaniA. (2021) “Dynamics of Nitrogen Release by Four Types of Urea in Flooded Conditions: Dinamika Pelepasan Nitrogen Empat Jenis Pupuk Urea Pada Kondisi Tanah Tergenang”, Jurnal Ilmu Tanah dan Lingkungan, 23(2), pp. 66-71. doi: 10.29244/jitl.23.2.66-71.