@article{DBLP:journals/fss/WilliamsS02,
  author    = {Jon Williams and
               Nigel Steele},
  title     = {Difference, distance and similarity as a basis for fuzzy
               decision support based on prototypical decision classes},
  journal   = {Fuzzy Sets and Systems},
  volume    = {131},
  number    = {1},
  year      = {2002},
  pages     = {35-46},
  ee        = {http://www.sciencedirect.com/science/article/B6V05-44SKC1M-8/2/08dc589573686131556be31746a5e00d},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}