@article{7734,
      author       = "Kakkuri, Juhani and Douzieme Assemblee Generale de
                      l'Association de Geodesie de l'Union Geodesique et
                      Geophysique Internationale Helsinki, 26. Juillet - 6. Aout
                      1960",
      title        = "The Effect of Illumination upon the Staff Readings in
                      Precise Levelling  ",
      year         = "1960",
      note         = "1 sv.",
}