Search (2 results, page 1 of 1)
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author_ss:"Larson, R.R."
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theme_ss:"Benutzerstudien"
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theme_ss:"OPAC"
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type_ss:"a"
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year_i:[1990 TO 2000}
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Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992)
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Larson, R.R.: ¬The decline of subject searching : long-term trends and patterns of index use in an online catalog (1991)
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