-
Wolfram, D.; Dimitroff, A.: Hypertext vs. Boolean-based searching in a bibliographic database environment : a direct comparison of searcher performance (1998)
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- Information processing and management. 34(1998) no.6, S.669-679
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McDonald, S.; Stevenson, R.J.: Navigation in hyperspace : an evaluation of the effects of navigational tools and subject matter expertise on browsing and information retrieval in hypertext (1998)
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- Interacting with computers. 10(1998) no.2, S.129-142
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Wolfram, D.; Volz, A.; Dimitroff, A.: ¬The effect of linkage structure on retrieval performance in a hypertext-based bibliographic retrieval system (1996)
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- Information processing and management. 32(1996) no.5, S.529-541
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Wolfram, D.; Dimitroff, A.: Preliminary findings on searcher performance and perceptions of performance in a hypertext bibliographic retrieval system (1997)
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- Journal of the American Society for Information Science. 48(1997) no.12, S.1142-1145
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Dimitroff, A.; Wolfram, D.; Volz, A.: Affective response and retrieval performance : analysis of contributing factors (1996)
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- Library and information science research. 18(1996) no.2, S.121-132
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Khan, K.; Locatis, C.: Searching through cyberspace : the effects of link display and link density on information retrieval from hypertext on the World Wide Web (1998)
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- Journal of the American Society for Information Science. 49(1998) no.2, S.176-182
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Fraser, L.; Locatis, C.: Effects of link annotations on search performance in layered and unlayered hierarchically organized information spaces (2001)
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- Journal of the American Society for Information Science and technology. 52(2001) no.14, S.1255-1261
