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Hunter, R.N.: Successes and failures of patrons searching the online catalog at a large academic library : a transaction log analysis (1991)
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Atlas, M.C.; Little, K.R.; Purcell, M.O.: Flip charts at the OPAC : using transaction log analysis to judge their effectiveness (1997)
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Drabenstott, K.M.; Weller, M.S.: Handling spelling errors in online catalog searches (1996)
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