@article{19296,
      author       = "Bartorelli, Ugo and VIII International Congress of
                      Photogrammetry, Stockholm, July 1956",
      title        = "Nadiral Point Gyroscopic Aerial Triangulation According to
                      the Nistri Method. A paper presented to the III Commission
                      of the International Society of Photogrammetry at its VIII
                      Congress in Stockholm  ",
      year         = "1956",
      note         = "2 sv., 1 sv., 1 sv.",
}