YostN89'

BibTeX

@inproceedings{DBLP:conf/ijcai/YostN89,
  author    = {Gregg Yost and
               Allen Newell},
  title     = {A Problem Space Approach to Expert System Specification},
  booktitle = {IJCAI},
  year      = {1989},
  pages     = {621-627},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}