@article{28246,
      author       = "Klokočník, Jaroslav and Kostelecký, Jan and VÚGTK",
      title        = "Sattellite dynamics and gravity field modelling: methods,
                      status, trends  ",
      year         = "1988",
      note         = "Obr. a tab., v textu. - Liter., 3x1 sv.",
}