@article{DelgrandeSchaubTompits2007,
  author    = {James Patrick Delgrande and Torsten H. Schaub and Hans Tompits},
  title     = {A general framework for expressing preferences in causal reasoning and planning},
  doi       = {10.1093/logcom/exm046},
  url       = {http://logcom.oxfordjournals.org/},
  year      = {2007},
}