@article{26820,
      author       = "Karara, H. M. and 9. Mezinárodní fotogram. kongres,
                      Londýn 1960",
      title        = "Reduction of the Effect of the Deflection of the Vertical
                      on Photogrammetric Work in Geodetically Unexplored Regions 
                      ",
      year         = "1960",
      note         = "1 sv.",
}