@inproceedings{Ganter88,
  address = { Amsterdam },
  author = {Ganter, Bernhard},
  booktitle = { Classification and related methods of data
      analysis },
  editor = {Bock, Hans-Herrmann},
  interhash = {5295600510033bfcbfa603773529beb9},
  intrahash = {a980b1fef405bc678ca57a1f23b2fc31},
  pages = { 561-566 },
  publisher = { North--Holland },
  title = { Composition and decomposition in formal
      concept analysis },
  year = { 1988 }
}