Uuemaa, EvelynAhi, SanderMontibeller, BrunoMuru, MerleKmoch, Alexander2021-10-072021-10-072020-10-23http://hdl.handle.net/10062/74682engopenAccessAttribution 4.0 InternationalDEMvalidationaccuracy assessmentslopeaspecttopographyland coverVertical Accuracy of Freely Available Global Digital Elevation Models (ASTER, AW3D30, MERIT, TanDEM-X, SRTM, and NASADEM)info:eu-repo/semantics/article