ChangS71'

@article{DBLP:journals/ai/ChangS71,
  author    = {Chin-Liang Chang and
               James R. Slagle},
  title     = {An Admissible and Optimal Algorithm for Searching AND/OR
               Graphs},
  journal   = {Artif. Intell.},
  volume    = {2},
  number    = {2},
  year      = {1971},
  pages     = {117-128},
  ee        = {http://dx.doi.org/10.1016/0004-3702(71)90006-3},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}