Walker83'

BibTeX

@inproceedings{DBLP:conf/ijcai/Walker83,
  author    = {Adrian Walker},
  title     = {Prolog/Ex 1, An Inference Engine Which Explains Both Yes
               and No Answers},
  booktitle = {IJCAI},
  year      = {1983},
  pages     = {526-528},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}