TY - JOUR A1 - Li, J. A1 - Yang, B. A1 - Chen, Y. A1 - Wu, W. A1 - Yang, Y. A1 - Zhao, X. A1 - Chen, R. T1 - EVALUATION OF A COMPACT HELMET-BASED LASER SCANNING SYSTEM FOR ABOVEGROUND AND UNDERGROUND 3D MAPPING JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLIII-B2-2022 SP - 215 EP - 220 Y1 - 2022/05/30 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLIII-B2-2022/215/2022/ L1 - https://isprs-archives.copernicus.org/articles/XLIII-B2-2022/215/2022/isprs-archives-XLIII-B2-2022-215-2022.pdf DO - 10.5194/isprs-archives-XLIII-B2-2022-215-2022 ER -