TY - JOUR A1 - Blaskow, R. A1 - Schwalbe, E. T1 - DEVELOPMENT OF A LOW-COST, HAND-HELD MULTI-SENSOR SYSTEM FOR THE MONITORING OF SMALL WATER BODIES JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLIII-B1-2021 SP - 93 EP - 96 Y1 - 2021/06/28 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLIII-B1-2021/93/2021/ L1 - https://isprs-archives.copernicus.org/articles/XLIII-B1-2021/93/2021/isprs-archives-XLIII-B1-2021-93-2021.pdf DO - 10.5194/isprs-archives-XLIII-B1-2021-93-2021 ER -