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Supper, R.: PRECIS, ein computerunterstütztes alphabetisches Indexierungssystem (1975)
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- Source
- Nachrichten für Dokumentation. 26(1975) H.4/5, S.156-162
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Supper, R.: Entwicklung und Grundprinzipien von PRECIS, einem computergestütztem Indexierungssystem (1985)
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- Series
- Kölner Arbeiten zum Bibliotheks- und Dokumentationswesen, H.6