@article{26728,
      author       = "Denégre, J. and Sixth Technical conference on Cartography.
                      Ottawa, Auguust 1972",
      title        = "Recent developments in the Automation of mediumscele
                      Topographical Maps  ",
      year         = "1972",
      note         = "International Cartographic Association., Commission III.
                      Fifth Technical Session., 1 seš.",
}