Knowledge Processing and Information Systems
Strong order equivalence

@article{DBLP:journals/amai/FaberK06,
  title = {Strong order equivalence},
  author = {Faber, Wolfgang and Konczak, Kathrin},
  journal = {Ann. Math. Artif. Intell.},
  number = {1-2},
  pages = {43--78},
  volume = {47},
  year = {2006}
}