@inproceedings{DBLP:conf/maics/LimpiyakornB03,
  author    = {Yachai Limpiyakorn and
               Ilene Burnstein},
  title     = {SIGMA - A Tool for Coarse-grained Plan Matching in Automated
               program Understanding},
  booktitle = {MAICS},
  year      = {2003},
  pages     = {82-89},
  crossref  = {DBLP:conf/maics/2003},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}

@proceedings{DBLP:conf/maics/2003,
  editor    = {Anca L. Ralescu},
  title     = {MAICS 2003, Fourteenth Midwest Artificial Intelligence and
               Cognitive Sciences Conference, Cincinnati, OH, USA, April
               12-13, 2003, Proceedings},
  booktitle = {MAICS},
  publisher = {Omnipress},
  year      = {2003},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}