@article{22551,
      author       = "VIII International Congress of Photogrammetry, Stockholm,
                      July 1956",
      title        = "Photogrammetric Activities at the Geographical Survey
                      Office. During the Period 1952- 1955  ",
      year         = "1956",
      note         = "3 sv., cena za 3 sv., Rikets Allmänna Kartverk. Meddelande
                      Nr. 27",
}