@article{bkns-blol-10,
  author =	 {Michael A. Bekos and Michael Kaufmann and Martin
                  N{\"o}llenburg and Antonios Symvonis},
  title =	 {Boundary Labeling with Octilinear Leaders},
  journal =	 {Algorithmica},
  volume =	 57,
  number =	 3,
  year =	 2010,
  pages =	 {436-461},
  ee =		 {http://dx.doi.org/10.1007/s00453-009-9283-6},
  doi =		 {10.1007/s00453-009-9283-6},
}

@InProceedings{bdln-lhod-02,
  author =	 {Carla Binucci and Walter Didimo and Giuseppe Liotta
                  and Maddalena Nonato},
  title =	 {Labeling Heuristics for Orthogonal Drawings},
  booktitle =	 {Proc. 9th Int. Symp. Graph Drawing (GD'01)},
  editor =	 {Petra Mutzel and Michael J{\"u}nger and Sebastian
                  Leipert},
  year =	 2002,
  pages =	 {139--153},
  publisher =	 {Springer-Verlag},
  series =	 {Lect. Notes Comput. Sci.},
  volume =	 2265,
  doi =          {10.1007/3-540-45848-4\_12},
}

@Article{bdln-odgvel-05,
  author =	 {Carla Binucci and Walter Didimo and Giuseppe Liotta
                  and Maddalena Nonato},
  title =	 {Orthogonal Drawings of Graphs with Vertex and Edge
                  Labels},
  journal =	 {Computational Geometry: Theory \& Applications},
  year =	 2005,
  volume =	 32,
  number =	 2,
  pages =	 {71--114},
  ee =		 {http://dx.doi.org/10.1016/j.comgeo.2005.02.001},
  doi =		 {10.1016/j.comgeo.2005.02.001},
}

@InProceedings{c-sagcp-88,
  author =	 {John Canny},
  title =	 {Some algebraic and geometric computations in {PSPACE}},
  booktitle =	 {Proc. 20th ACM Sympos. Theory Comput. (STOC'88)},
  pages =	 {460--469},
  year =	 1988
}

@Book{gj-cigtn-79,
  author =	 {Michael R. Garey and David S. Johnson},
  title =	 {Computers and Intractability: A Guide to the
                  Theory of {NP}-Completeness},
  publisher =	 {Freeman},
  address =	 {New York},
  year =	 1979,
}

@Article{mustermann+etal-11,
  title =	 {Beispiele in der Anwendung},
  volume =	 61,
  number =	 2,
  journal =	 {Beispiele und Muster},
  author =	 {Mustermann, Max and Musterfrau, Monika},
  year =	 2011,
  pages =	 {306--320}
}
