@inproceedings{DBLP:conf/gecco/ShoelehHH11,
  author    = {Farzaneh Shoeleh and
               Ali Hamzeh and
               Sattar Hashemi},
  title     = {Towards final rule set reduction in XCS: a fuzzy representation
               approach},
  booktitle = {GECCO},
  year      = {2011},
  pages     = {1211-1218},
  ee        = {http://doi.acm.org/10.1145/2001576.2001740},
  crossref  = {DBLP:conf/gecco/2011},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/gecco/2011,
  editor    = {Natalio Krasnogor and
               Pier Luca Lanzi},
  title     = {13th Annual Genetic and Evolutionary Computation Conference,
               GECCO 2011, Proceedings, Dublin, Ireland, July 12-16, 2011},
  booktitle = {GECCO},
  publisher = {ACM},
  year      = {2011},
  isbn      = {978-1-4503-0557-0},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}