Knowledge Processing and Information Systems
On Elementary Loops of Logic Programs

@article{DBLP:journals/corr/abs-1012-5847,
  title = {On Elementary Loops of Logic Programs},
  author = {Gebser, Martin and Lee, Joohyung and Lierler, Yuliya},
  journal = {CoRR},
  volume = {abs/1012.5847},
  year = {2010}
}