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Martin, J.V.: Subject specialization in British university libraries : a second survey (1996)
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Omoniyi, J.O.: Subject specialization approach to cataloguing and classification of library materials : the Nigerian experience (1997)
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Kiestra, M.D.; Stokmans, M.J.M.; Kamphuis, J.: End-user searching the online catalogue : the influence of domain and system knowledge on search patterns (1994)
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Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992)
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Tudhope, D.; Taylor, C.: Navigation via similarity (1997)
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