@article{17640,
      author       = "Hoffmann, F. and International Cartographic Association and
                      Working Session and Business Meeting 21-26 Aug., 1973,
                      Budapest",
      title        = "Mathemetic Modelling as a Basis of Cartometrical Analysis
                      and Automated Generalization  ",
      year         = "1973",
      note         = "1 seš.",
}