@article{DBLP:journals/tplp/AlvianoFG15,
  title = {Rewriting recursive aggregates in answer set programming: back to monotonicity},
  author = {Alviano, Mario and Faber, Wolfgang and Gebser, Martin},
  journal = {{TPLP}},
  number = {4-5},
  pages = {559--573},
  volume = {15},
  year = {2015}
}