@inproceedings{DBLP:conf/lpnmr/KonczakLS04,
  title = {Graphs and Colorings for Answer Set Programming: Abridged Report},
  author = {Konczak, Kathrin and Linke, Thomas and Schaub, Torsten},
  booktitle = {{LPNMR}},
  pages = {127--140},
  publisher = {Springer},
  series = {Lecture Notes in Computer Science},
  volume = {2923},
  year = {2004}
}