@article{6109,
      author       = "Sugimoto, Yuji and Kurihara, Noriyuki and Kiuchi, Hitoshi
                      and Kaneko, Akihiro and Space Res. Center Kashima and 19.
                      IUGG - Vancouver, Aug. 9-22, 1987",
      title        = "Development of a Differential GPS Receiving System
                      "PRESTAR".  ",
      year         = "1987",
      note         = "Abstract. - Liter. - 3 obr., 1 sv.",
}