TY - JOUR A1 - Cazzaniga, N. E. A1 - Pagliari, D. A1 - Pinto, L. T1 - PHOTOGRAMMETRY FOR MAPPING UNDERGROUND UTILITY LINES WITH GROUND PENETRATING RADAR IN URBAN AREAS JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XXXIX-B1 SP - 297 EP - 302 Y1 - 2012/07/24 PB - ISPRS SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XXXIX-B1/297/2012/ L1 - https://isprs-archives.copernicus.org/articles/XXXIX-B1/297/2012/isprsarchives-XXXIX-B1-297-2012.pdf DO - 10.5194/isprsarchives-XXXIX-B1-297-2012 ER -