@misc{indiciaed700d5290fb6,
  title = {DD-PREF: a language for expressing preference over sets},
  author = {Wagstaff, Kiri L. and desJardins, Marie},
  year = {2005},
  url = {https://ntrs.nasa.gov/citations/20060042862},
  note = {Source identifier: 20060042862}
}