Quality assessment of TerraSAR-X derived ground control points. - Wolfgang Koppe; Ronny Wenzel; Simon D. Hennig; Jürgen Janoth; Philipp Hummel; Hannes Raggam (IGARSS, 2012)

Assessment of WorldDEMTM global elevation model using different references. - Wolfgang Koppe; Laura Henrichs; Philipp Hummel (IGARSS, 2015)