@article{23287,
      author       = "Bojanowska, Jadwiga and 11th International Cartographic
                      ConferenceICA July 29. - August 4. 1982, Warsaw, Poland",
      title        = "Polish Post - War Topographic Maps for Economic Purposes.
                      11th International Cartographic Conference July 29 - August
                      4. 1982, Warsaw , Poland  ",
      year         = "1982",
      note         = "1 sv.",
}