@article{16171,
      author       = "Buder, Ivan and Golorej, Ivan and XIII. Congress of the
                      International Society for Photogrammetry. Helsinki, July 11
                      to 23, 1976",
      title        = "Landesbericht zum XIII. Internationalen Kongress für
                      Photogrammetrie. Helsinki, July 11 to 23, 1976  ",
      year         = "1976",
}