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Scheich, P.; Skorsky, M.; Vogt, F.; Wachter, C.; Wille, R.: Conceptual data systems (1992)
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Vogt, F.; Wachter, C.; Wille, R.: Data analysis based on a conceptual file (1991)
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Kollewe, W.; Skorsky, M.; Vogt, F.; Wille, R.: TOSCANA - ein Werkzeug zur begrifflichen Analyse und Erkundung von Daten (1994)
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Wachter, C.; Wille, R.: Formale Begriffsanalyse von Literaturdaten (1992)
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Wille, R.; Wachter, C.: Begriffsanalyse von Dokumenten (1992)
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Data analysis and information systems, statistical and conceptual approaches : Proceedings of the 19th Annual Conference of the Gesellschaft für Klassifikation e.V., University of Basel, March 8-10, 1995 (1996)
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Mitchell, J.S.; Zeng, M.L.; Zumer, M.: Modeling classification systems in multicultural and multilingual contexts (2014)
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