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Umstätter, W.: ¬Die Rolle der Dokumentation bei der Entstehung der Digitalen Bibliothek und ihre Konsequenzen für die Bibliothekswissenschaft (1995)
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- Nachrichten für Dokumentation. 46(1995) H.1, S.33-42
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Umstätter, W.; Rehm, M.; Dorogi, Z.: ¬Die Halbwertszeit in der naturwissenschaftlichen Literatur (1982)
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- Nachrichten für Dokumentation. 33(1982) H.2, S.50-52
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Umstätter, W.: Leistungsgrenzen der Dokumentations-, Informations-, Begriffs- und Wissensorganisation (2001)
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- S.463-473
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Umstätter, W.: Bibliographie, Kataloge, Suchmaschinen : Das Ende der Dokumentation als modernes Bibliothekswesen (2005)
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- Bibliotheksdienst. 39(2005) H.11, S.1442-1456
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Umstätter, W.: DDC in Europa : Hat der Einsatz in der Deutschen Nationalbibliothek unsere Zunft weitergebracht? Hat unsere Klientel etwas davon? (2008)
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- Bibliotheksdienst. 42(2008) H.11, S.1194-1221
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Schwarz, I.; Umstätter, W.: ¬Die vernachlässigten Aspekte des Thesaurus : Dokumentarische, pragmatische, semantische und syntaktische Einblicke (1999)
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- nfd Information - Wissenschaft und Praxis. 50(1999) H.4, S.197-203
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Schwarz, I.; Umstätter, W.: Zum Prinzip der Objektdarstellung in SGML (1998)
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Umstätter, W.: Wissensorganisation mit Hilfe des semiotischen Thesaurus : auf der Basis von SGML bzw. XML (2000)
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- S.237-249
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Umstätter, W.: Szientometrische Verfahren (2004)
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- S.237-243
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Umstätter, W.: Knowledge Economy und die Privatisierung von Bibliotheken (2006)
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- S.85-102