@article{ pei:prefs-interactive_survey:aimag,
  title = {Preferences in Interactive Systems: Technical Challenges and Case Studies},
  url = {http://www.ai.sri.com/~nysmith/papers/n61.pdf},
  journal = {AI Magazine},
  author = {Peintner, Bart and Viappiani, Paolo and Yorke-Smith, Neil},
  number = {4},
  month = {Winter},
  volume = {29},
  year = {2008},
  pages = {13--24}
}