@article{9098,
      author       = "Parenti, Gino and VIII International Congress of
                      Photogrammetry, Stockholm, 1956. Commission I",
      title        = "Experiments on the Gyroscopic Recording of the Nadir Point
                      according to the Nistri Method. Paper for the VIII Congress
                      of Photogrammetry - Stockholm (Sweden) 17 - 26 July 1956.
                      Commission I  ",
      year         = "1956",
      note         = "2 sv., 4 sv.",
}