@article{27145,
      author       = "IUGG XX General Assembly IAG, Vienna, August 11-24, 1991",
      title        = "Report of the Geodetic Works in Japan during the Period
                      from January 1987 to December 1990. National Report to the
                      20 General Assembly, Vienna, Austria, 11-24 August, 1991  ",
      year         = "1991",
      note         = "Liter. - Tab. v textu. - Obr. v příl.",
}