@InProceedings{mayer-steger:96,
  author =       "Helmut Mayer and Carsten Steger",
  title =        "A New Approach For Line Extraction and its Integration in a Multi-Scale,
                  Multi-Abstraction-Level Road Extraction System",
  editor =       "F.~Leberl and R.~Kalliany and M.~Gruber",
  pages =        "331--348",
  booktitle =    "Mapping Buildings, Roads and other Man-Made Structures from Images",
  year =         "1996",
  publisher =    "R. Oldenbourg Verlag",
  address =      "Wien"
}