TY - JOUR A1 - Midulla, P. T1 - BIFOCAL PAIRS OF IMAGES FOR LOW-COST SURVEY IN CLOSE RANGE PHOTOGRAMMETRY JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLII-2/W17 SP - 203 EP - 207 Y1 - 2019/11/29 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLII-2-W17/203/2019/ L1 - https://isprs-archives.copernicus.org/articles/XLII-2-W17/203/2019/isprs-archives-XLII-2-W17-203-2019.pdf DO - 10.5194/isprs-archives-XLII-2-W17-203-2019 ER -