@inproceedings{stumme97computing,
  address = {Vancouver, Canada},
  author = {Stumme, Gerd and Wolff, Karl Erich},
  booktitle = {Proc. Intl. Symposium on Knowledge Retrieval, Use, and Storage for Efficiency},
  comment = {alpha},
  interhash = {b04ab6b2046b85dba6d861ad23b8101a},
  intrahash = {09244927cabf900accd89964a28c41de},
  month = {Aug 11-13},
  pages = {206-219},
  title = {Computing in Conceptual Data systems with relational structures},
  url = {http://www.kde.cs.uni-kassel.de/stumme/papers/1997/KRUSE97.pdf},
  year = 1997
}

@inproceedings{stumme96local,
  address = {Heidelberg},
  author = {Stumme, Gerd},
  booktitle = {Conceptual Structures: Knowledge Representation as Interlingua Proc. ICCS'96},
  comment = {alpha},
  editor = {Eklund, P. W. and Ellis, G. and Mann, G.},
  interhash = {9dd842bfb8ed86db6ca1abb5333ca4f0},
  intrahash = {5587af243210466a9831de68a1cdb058},
  pages = {308-320},
  publisher = {Springer},
  series = {LNAI},
  title = {Local Scaling in Conceptual Data Systems},
  url = {http://www.kde.cs.uni-kassel.de/stumme/papers/1996/P1827-ICCS96.pdf},
  volume = 1115,
  year = 1996
}

@inproceedings{stumme1995knowledge,
  address = {Berlin--Heidelberg--New~York},
  author = {Stumme, Gerd},
  booktitle = {Conceptual structures: applications, implementation and theory},
  editor = {Ellis, G. and Levinson, R. and Rich, W. and Sowa, J. F.},
  interhash = {8d345e4fd5d9422ef43d6bc88548b3f1},
  intrahash = {81ad0b71e433513125eed3a478b28b60},
  number = 954,
  organisation = {Simon Fraser University},
  publisher = {Springer--Verlag},
  series = {Lecture Notes in Artificial Intelligence},
  title = {Knowledge acquisition by distributive concept exploration},
  url = {http://www.kde.cs.uni-kassel.de/stumme/papers/1995/ICCS95_not_in_cv.pdf},
  year = 1995
}

@incollection{Wille87b,
  address = { Mannheim },
  author = {Wille, Rudolf},
  booktitle = { Beitr{\"a}ge zur Begriffsanalyse },
  editor = {Ganter, Bernhard and Wille, Rudolf and Wolff, Karl Erich},
  interhash = {306a7244f4f38d04c77af827f71bea1f},
  intrahash = {9393d6e046e5919370d6ca9d7204f53a},
  pages = { 161-211 },
  publisher = { B.I.--Wissenschaftsverlag },
  title = {{Bedeutungen von Begriffsverb{\"a}nden}},
  year = { 1987 }
}

@inproceedings{burmeister00conimp,
  address = {Heidelberg},
  author = {Burmeister, Peter},
  booktitle = {Begriffliche Wissensverarbeitung: Methoden und Anwendungen},
  editor = {Stumme, Gerd and Wille, Rudolf},
  interhash = {3ea2d8a7be544576d6da6106e5d1001a},
  intrahash = {af89ec07ab6dc5ca2a8f2c265c6df9be},
  pages = {25-56},
  publisher = {Springer},
  title = {ConImp: Ein Programm zur Formalen Begriffsanalyse},
  year = 2000
}

@book{pollandt97fuzzy,
  address = {Berlin--Heidelberg},
  author = {Pollandt, Silke},
  interhash = {93875c0952c3a4284b16ebb375ac557e},
  intrahash = {dc41ef959c69e671ffbc6176d00ccbbb},
  publischer = {Amer.~Math.~Soc.},
  publisher = {Springer--Verlag},
  title = {Fuzzy Begriffe: Formale Begriffsanalyse von unscharfen Daten},
  year = 1997
}

@inproceedings{wille96restructuring,
  address = {New~York},
  author = {Wille, Rudolf},
  booktitle = {Logic and algebra},
  editor = {Ursini, Aldo and Agliano, Paolo},
  interhash = {e44248b272fabc53ba7736a6773ca7b4},
  intrahash = {218adf1133c7845098914b7b7d3c7744},
  organisation = {Simon Fraser University},
  pages = {267-281},
  publisher = {Marcel Dekker},
  title = {Restructuring mathematical logic: an approach based on Peirce's pragmatism},
  year = 1996
}

@inproceedings{wille97conceptual,
  address = {Heidelberg},
  author = {Wille, Rudolf},
  booktitle = {Conceptual Structures: Fulfilling Peirce's Dream},
  citeulike-article-id = {1438792},
  editor = {Lukose, D. and Delugach, H. and Keeler, M. and Searle, L. and Sowa, J. F.},
  interhash = {b642926b1e67db495edc3b62e1ba7571},
  intrahash = {046f80236ce102035e0efb984ab248aa},
  pages = {290--303},
  publisher = {Springer},
  series = {Lecture Notes in Artificial Intelligence},
  title = {Conceptual Graphs and Formal Concept Analysis},
  volume = 1257,
  year = 1997
}

@incollection{ganter87algorithmen,
  address = { Mannheim },
  author = {Ganter, Bernhard},
  booktitle = { Beitr{\"a}ge zur Begriffsanalyse },
  editor = {Ganter, B. and Wille, R. and Wolff, K. E.},
  interhash = {9774f54b5e5334ed781618385ded2e75},
  intrahash = {683ce6dfe15a7c4efe529891527581dd},
  pages = { 241-254 },
  publisher = { B.I.--Wissenschaftsverlag },
  title = { Algorithmen zur Formalen Begriffsanalyse },
  year = { 1987 }
}

@inproceedings{ganter86conceptual,
  address = { Amsterdam },
  author = {Ganter, Bernhard and Stahl, J{\"u}rgen and Wille, Rudolf},
  booktitle = { Classification as a tool of research },
  editor = {Gaul, W. and Schader, Martin},
  interhash = {d3d136609a76a5b4b1e12a5dce9063e3},
  intrahash = {1087963e18eae890ef3129e130883206},
  pages = { 169-176 },
  publisher = { North--Holland },
  title = { Conceptual measurement and many--valued
      contexts },
  year = { 1986 }
}

@inproceedings{wille96conceptual,
  address = {Berlin--Heidelberg--New York},
  author = {Wille, Rudolf},
  booktitle = {Conceptual structures: representation as interlingua},
  editor = {Eklund, P. W. and Ellis, G. and Mann, G.},
  interhash = {792bbeeb5490f4e03e8624fcf4089a7f},
  intrahash = {fa2f3819aa2d9c3929e3b6ad1c914af4},
  organisation = {Simon Fraser University},
  pages = {23-39},
  publisher = {Springer--Verlag},
  title = {Conceptual structures of multicontexts},
  year = 1996
}

@inproceedings{BiedermannWille96,
  address = {Heidelberg},
  author = {Biedermann, Klaus and Wille, Rudolf},
  booktitle = {From data to knowledge},
  editor = {Gaul, W. and Pfeiffer, D.},
  interhash = {240cd62a73343c8257ab2a4d3d9d6052},
  intrahash = {671bac5e68875a410e5b157315a9986f},
  pages = {141-150},
  publisher = {Springer--Verlag},
  title = {Valuations and hierarchizations},
  year = 1996
}

@inproceedings{LehmannWille95,
  address = {Berlin--Heidelberg--New~York},
  author = {Lehmann, Fritz and Wille, Rudolf},
  booktitle = {Conceptual structures: applications, implementation and theory},
  editor = {Ellis, G. and Levinson, R. and Rich, W. and Sowa, J. F.},
  interhash = {fa3e423ee0c5a9dadc3211c3f8a5e4a6},
  intrahash = {341d19e74e2cce2ea9d5a94df8b48873},
  number = 954,
  pages = {32-43},
  publisher = {Springer--Verlag},
  series = {Lecture Notes in Artificial Intelligence},
  title = {A triadic approach to formal concept analysis},
  year = 1995
}

@article{Wille95b,
  author = {Wille, Rudolf},
  interhash = {c5223bed0a0995c5f3cd8962a9d54212},
  intrahash = {f24cf862d804127a50bf6967a08276c3},
  journal = {Order},
  organisation = {Simon Fraser University},
  pages = {149-158},
  title = {The basic theorem of triadic concept analysis},
  volume = 12,
  year = 1995
}

@inproceedings{Biedermann97b,
  address = {Berlin--Heidelberg--New York},
  author = {Biedermann, Klaus},
  booktitle = {Conceptual structures: Fulfilling Peirce's dream},
  editor = {Lukose, D. and Delugach, H. and Keeler, M. and Searle, L. and Sowa, J. F.},
  interhash = {842a769c65bb9f2c6c0433a56bf0b2ef},
  intrahash = {24fb9af131fe66186426eda2dae201a6},
  number = 1257,
  publisher = {Springer--Verlag},
  series = {LNAI},
  title = {How triadic diagrams represent conceptual structures},
  year = 1997
}

@inproceedings{Biedermann97a,
  address = {Aachen},
  author = {Biedermann, Klaus},
  booktitle = {General algebra and applications in discrete mathematics},
  editor = {Denecke, K. and L{\"u}ders, O.},
  interhash = {d4b70c32999abf763b635b2203ca5081},
  intrahash = {491dfd061877ee08c8018136df5ad66a},
  pages = {23-33},
  publisher = {Shaker Verlag},
  title = {Triadic Galois connections},
  year = 1997
}

@inproceedings{GanterWille86,
  address = { Frankfurt },
  author = {Ganter, Bernhard and Wille, Rudolf},
  booktitle = { Die Klassifikation und ihr Umfeld },
  editor = {Degens, P. O. and Hermes, H.-J. and Opitz, O.},
  interhash = {6722f59ae1b6f5857384c27e4aecf60e},
  intrahash = {2d4152794fd5b454fafb8655ff5a9337},
  pages = { 171-185 },
  publisher = { Indeks--Verlag },
  title = { Implikationen und Abh{\"a}ngigkeiten zwischen
      Merkmalen },
  year = { 1986 }
}

@incollection{SpangenbergFischerWolff97,
  address = {M{\"u}nster},
  author = {Spangenberg, N. and Fischer, R. and Wolff, K. E.},
  booktitle = {Psychoanalytic research by means of formal concept analysis},
  editor = {Spangenberg, Norbert and Wolff, Karl Erich},
  interhash = {15aa8414e4b4878a8854a4fd6a127248},
  intrahash = {225ed24fa9d78d486c5550fb9f623cee},
  publischer = {Amer.~Math.~Soc.},
  publisher = {Special des Sigmund--Freud--Instituts, Lit Verlag},
  title = {Towards a methodology for the exploration of ``tacit structures of knowledge'' to gain access to personal knowledge reserve of psychoanalysis: the example of psychoanalysis versus psychotherapy},
  year = {to appear}
}

@incollection{Wille95c,
  address = {Darmstadt},
  author = {Wille, Rudolf},
  booktitle = {Dilthey--Kastanie},
  interhash = {14f921c1e43045e80ffa95d7a50a3a57},
  intrahash = {dd50ea90f508c812ef712b2b72d2d28b},
  organisation = {Simon Fraser University},
  pages = {77-109},
  publisher = {Ludwig--Georgs--Gymnasium},
  title = {Begriffsdenken: Von der griechischen Philosophie bis zur Künstlichen Intelligenz heute},
  year = 1995
}