@article{modelingvariationsoffirstorderhorn,
  title = {Modeling Variations of First-Order Horn Abduction in Answer Set Programming},
  author = {Peter Schüller},
  year = {2015},
  eprint = {1512.08899},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1512.08899v4},
}