@article{39011,
      author       = "Parm, Teuvo",
      title        = "Zero-corrections for tellurometers of the Finnish Geodetic
                      Institute  ",
      year         = "1970",
      note         = "1 seš., = Reprinted from the Geophysica, Vol. 11, 1970.,
                      s. 117-132",
}