@inproceedings{sgem2012s08v2003,
  title = {DIGITAL  PHOTOGRAMMETRY  FOR  PRODUCTION  OF   TOPOGRAPHIC  MAPS  AND  ORTHOPHOTOPLANS},
  author = {Vanya Petrova},
  booktitle = {SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; SGEM2012 12th International Multidisciplinary Scientific GeoConference},
  year = {2012},
  pages = {},
  publisher = {Stef92 Technology},
  doi = {10.5593/sgem2012/s08.v2003}
}