@article{21225,
      author       = "Apeldoorn, 1991",
      title        = "OEEPE Official Publ. - ISSN 0257-0505. - Č.28 (Sept.1992)
                      : Proceedings of the OEEPE-Workshop on data qquality in land
                      information system : Apeldoorn, Netherlands 4-6 September
                      1991  ; 1.",
      year         = "1992",
      note         = "Vazba: brož.",
}