@article{MoellerRoocks2012,
  author    = {Bernhard M{\"o}ller and Patrick Roocks},
  title     = {An algebra of layered complex preferences},
  journal   = {Lecture Notes in Computer Science},
  volume    = {7560},
  pages     = {294 -- 309},
  doi       = {10.1007/978-3-642-33314-9_20},
  year      = {2012},
}