Study of Digital Elevation Model (DEM) Extraction using Stereo Radargrammetry TerraSAR-X in Madiun Area – Elevation Accuracy ImprovementInggit L. Sari, Rachmat Maulana, Haris S. Dyatmika, Agus Suprijanto, Rahmat Arief and Shadiq AliE3S Web Conf., 94 (2019) 04003DOI: https://doi.org/10.1051/e3sconf/20199404003