@article{11972,
      author       = "1. Inter. Symp. Gravity field , Dubrovnik / Hvar, 2. - 7.
                      10. 1989 Organized by Faculty of Geodesy, University of
                      Zagreb and Institute of Theoretical Geodesy, Graz,
                      University of Technology",
      title        = "Gravity field determination and GPS-positioning in the
                      Alps-Adria area. Information, Program. Abstract. Dubrovnik /
                      Hvar, October 2 - 7, 1989  ",
      year         = "1989",
      note         = "Liter., 1 sv.",
}