@article{8797,
      author       = "Kakkuri, Juhani",
      title        = "Errors in the Reduction of Photographic Plates for the
                      Stellar Triangulation  ",
      year         = "1969",
      note         = "2 x 1 seš., Reprinted from the Photogrammetric Journal of
                      Finland, Veröffentlichungen des Finnischen Geodätischen
                      Institutes, No. 66",
}