@article{17568,
      author       = "Serbenjuk, S.N. and Sventek, Yu.V. and ICA -
                      9.mezinárodní konf. kart., Rockville, Md. 1978",
      title        = "Mathematic-Cartographical Modelling and Automation of
                      Thematic Mapping  ",
      year         = "1978",
      note         = "1 sv., separáty",
}