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Stephan, W.: ¬Die Schlagwortnormdatei und die Dienstleistungen der Deutschen Bibliothek im Bereich der Sacherschließung (1990)
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Stephan, W.: ¬Die Schlagwortnormdatei: Kooperative Dateiführung als Modell für eine überregionale Zusammenarbeit bei der verbalen Sacherschließung (1991)
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Stephan, W.: Guidelines for subject authority and reference entries (GSARE) : a first step to a worldwide accepted standard (1992)
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Kaiser, A.: Zeitbezogene Datenbanksysteme : eine Bestandsaufnahme und ausgewählte Problemstellungen (1996)
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