DeanB88'

@article{DBLP:journals/ai/DeanB88,
  author    = {Thomas L. Dean and
               Mark S. Boddy},
  title     = {Reasoning About Partially Ordered Events},
  journal   = {Artif. Intell.},
  volume    = {36},
  number    = {3},
  year      = {1988},
  pages     = {375-399},
  ee        = {http://dx.doi.org/10.1016/0004-3702(88)90087-2},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}