@article{31502,
      author       = "9. Mezinárodní fotogram. kongres, Londýn 1960.
                      Commission VII, International Society of Photogrammetry",
      title        = "Supplementary Commission VII Report  ",
      year         = "1960",
      note         = "1 sv., Report of Working Group No. 1, Commission VII,
                      International Society of Photogrammetry",
}