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  • × year_i:[1980 TO 1990}
  • × theme_ss:"Informationsmittel"
  1. Seidel, P.: Adreßbücher und ihr Nutzwert für den Allgemeinen Informationsdienst : Typen und Beurteilungskriterien anhand von acht bis zehn deutsch- und englischsprachigen Beispielen (1980) 0.03 
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  2. Bauer, P.: Information Retrieval in externen allgemeinbibliographischen Online-Datenbanken : eine Einführung in die Praxis des Information Retrieval sowie Materialiensammlung zur Nutzung der Zeitschriftendatenbank (Online-Version) und von BIBLIO-DATA (1989) 0.02 
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  3. Liebscher, P.; Marchionini, G.: Browse and analytical search strategies in a full-text CD-ROM encyclopedia (1988) 0.01 
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