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Lehmann, K.-D.: ¬Die elektronische Informationskette (1991)
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Lehmann, K.-D.: ¬Das kurze Gedächtnis digitaler Publikationen (1996)
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Lehmann, K.-D.: Bibliotheken in der Informationsgesellschaft (1999)
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Lehmann, K.-D.: Bericht der Deutschen Bibliothek Frankfurt am Main vor der 166. Hauptversammlung des Börsenvereins des Deutschen Buchhandels am 12. Mai in der Bonner Beethovenhalle (1993)
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Lehmann, K.-D.: ¬Die Mühen der Ebenen : Regelwerke - Datenformate - Kommunikationsschnittstellen (1997)
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Lehmann, K.-D.: ¬Das zweite Bibliotheksprogramm der EU war netzwerkorientiert, jetzt sind Inhalte an der Reihe (1997)
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Lehmann, K.-D.: ¬The information highway and the cultural heritage : thoughts on a concepts for Die Deutsche Bibliothek (1995)
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Lehmann, K.-D.: European national libraries and the CoBRA Forum of the EU Libraries Programme (1996)
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Lehmann, K.-D.: ¬La Deutsche Bibliothek : son role dans la création d'une bibliothèque numerique pour l'Europe (1998)
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