@article{33182,
      author       = "International Association of Geodesy  - Symposium on
                      Electromagnetic Distance Measurement and the Influence of
                      Atmospheric Refraction, Wageningen, Netherlands, 23 - 28 
                      May 1977",
      title        = "Terrameter specifications  ",
      year         = "1977",
      note         = "1 obr., 1 dvoulist",
}