S. Rahmadani, “Flood Inundation Mapping in Medan Maimun, Medan City Using HEC-RAS 2D and the Nakayasu Synthetic Unit Hydrograph”, int. j. hydrol. environ. sustain., vol. 5, no. 2, pp. 186–200, Jun. 2026, doi: 10.58524/ijhes.v5i2.1328.