TY - JOUR A1 - Kurkov, V. M. A1 - Kiseleva, A. S. T1 - DEM ACCURACY RESEARCH BASED ON UNMANNED AERIAL SURVEY DATA JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLIII-B3-2020 SP - 1347 EP - 1352 Y1 - 2020/08/22 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLIII-B3-2020/1347/2020/ L1 - https://isprs-archives.copernicus.org/articles/XLIII-B3-2020/1347/2020/isprs-archives-XLIII-B3-2020-1347-2020.pdf DO - 10.5194/isprs-archives-XLIII-B3-2020-1347-2020 ER -