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Sicker, W.: Zur Unterscheidung zwischen Such- und Informationswert bei der Schlagwortgebung (1970)
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- Source
- Nachrichten für Dokumentation. 21(1970), S.206-207
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Craven, T.C.: NEPHIS: a nested phrase indexing system (1977)
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- Source
- Journal of the American Society for Information Science. 28(1977), S.107-114
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Mineur, B.W.: Relations in chains (1973)
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- Source
- Journal of librarianship. 5(1973), S.175-202