TY - JOUR A1 - Li, Y. A1 - Feng, Q. A1 - Zhang, N. A1 - Tian, H. A1 - Yang, Y. A1 - Jin, J. A1 - Li, Y. A1 - Zhang, L. T1 - A New Application of Photogrammetry in the Underground Pipe Network Survey JO - Int. Arch. Photogramm. Remote Sens. Spatial Inf. Sci. J1 - ISPRS-Archives VL - XLI-B5 SP - 871 EP - 874 Y1 - 2016/06/16 PB - Copernicus Publications SN - 2194-9034 UR - https://isprs-archives.copernicus.org/articles/XLI-B5/871/2016/ L1 - https://isprs-archives.copernicus.org/articles/XLI-B5/871/2016/isprs-archives-XLI-B5-871-2016.pdf DO - 10.5194/isprs-archives-XLI-B5-871-2016 ER -