TY - GENERIC DO - 10.20944/preprints202009.0034.v1 UR - http://dx.doi.org/10.20944/preprints202009.0034.v1 TI - Validation of Airborne Sensor Photogrammetric Digital Terrain and Global Digital Elevation Models around Mekelle City, Ethiopia T2 - Preprints AU - Biryhane, Hareya AU - Bedada, Tulu B. AU - Gessesse, Berhan AU - Vermeer, Martin PY - 2020 DA - 2020/09/02 PB - Preprints