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Schulz, U.: Retrospektive Inhaltserschließung mit 'alten' Schlagwörtern der Deutschen Bibliothek (1995)
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Schulz, U.: Endnutzerorientierte Gestaltung von Daten und Datenbankzugriff am Beispiel eines Online-Katalogs für Kinder (1996)
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Schulz, U.: Was wir über OPAC-Nutzer wissen : fehlertolerante Suchprozesse in OPACs (1994)
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Schulz, U.: "Wie der Schnabel gewachsen ist" : Über die Qualität von OPACs - Anforderungen, Realität, Perspektiven (1998)
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