SteppM86'

@article{DBLP:journals/ai/SteppM86,
  author    = {Robert E. Stepp and
               Ryszard S. Michalski},
  title     = {Conceptual Clustering of Structured Objects: A Goal-Oriented
               Approach},
  journal   = {Artif. Intell.},
  volume    = {28},
  number    = {1},
  year      = {1986},
  pages     = {43-69},
  ee        = {http://dx.doi.org/10.1016/0004-3702(86)90030-5},
  bibsource = {DBLP, http://dblp.uni-trier.de}
}