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Efthimiadis, E.N.; Mitev, N.N.: ¬A classified bibliography on online public access catalogues (1987)
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Efthimiadis, E.N.; Neilson, C.: ¬A classified bibliography on online public access catalogues (1989)
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Efthimiadis, E.N.: Approaches to search formulation and query expansion in information systems : DRS, DBMS, ES (1992)
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Efthimiadis, E.N.: ¬A study of end-user behaviour in searching CD-ROM bibliographic databases (1994)
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Efthimiadis, E.N.: Query expansion (1996)
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Efthimiadis, E.N.; Carlyle, A.: Organizing Internet resources : metadata and the Web (1997)
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Efthimiadis, E.N.: End-users' understanding of thesaural knowledge structures in interactive query expansion (1994)
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Fidel, R.; Efthimiadis, E.N.: Terminological knowledge structure for intermediary expert systems (1995)
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Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995)
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Efthimiadis, E.N.: Interactive query expansion : a user-based evaluation in a relevance feedback environment (2000)
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