Salvato in:
| Autore principale: | |
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| Natura: | Recurso educativo Open Access |
| Lingua: | en |
| Pubblicazione: |
1983
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| Soggetti: | |
| Accesso online: | https://eric.ed.gov/?id=EJ288422 |
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Sommario:
- To Boolean or Not To Boolean. Hildreth, Charles R. Information Retrieval Library Catalogs Library Planning Online Systems Search Strategies Subject Index Terms This editorial addresses the issue of whether or not to provide free-text, keyword/boolean search capabilities in the information retrieval mechanisms of online public access catalogs and discusses online catalogs developed prior to 1980--keyword searching, phrase searching, and precoordination and postcoordination. (EJS)