Hartmann, K.: Pressedatenbank: Online-Retrieval und gedruckte Register (1984)
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- Source
- Nachrichten für Dokumentation. 35(1984) H.4/5, S.211-216
Hartmann, K.: PDS: Retrievalsoftware für die Pressedatenbank (1984)
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- Source
- Nachrichten für Dokumentation. 35(1984) H.3, S.131-138