"Information retrieval." . . . . . . . "The direct use of online bibliographic information systems by untrained end users a review of research"@en . . . . . . . . . . "Bibliography"@en . . . . . "The direct use of online bibliographic information systems by untrained end users : a review of research" . "The direct use of online bibliographic information systems by untrained end users : a review of research"@en . . . . . . . . . . . "National Institute of Education (U.S.)" . . "Online bibliographic searching." . . "Informationssøgning." . . "Bibliografiske databaser" . . "Recherche documentaire automatisée Bibliographie." . . "ERIC Clearinghouse on Information Resources." . .