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Ballard, T.; Smith, J.: ¬The human interface : an ongoing study of OPAC usage at Adelphi University (1992)
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Ballard, T.: Comparative searching styles of patrons and staff (1994)
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Ray, K.L.; Long, M.S.: Analyzing search styles of patrons and staff : a replicative study of two university libraries (1997)
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Wilkes, A.; Nelson, A.: Subject searching in two online catalogs : authority control vs. non authority control (1995)
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Functional Requirements for Subject Authority Data (FRSAD) : a conceptual model (2009)
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