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Larson, R.R.: Classification clustering, probabilistic information retrieval, and the online catalog (1991)
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Markey, K.: Searching and browsing the Dewey Decimal Classification in an online catalog (1987)
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Ruan, L.: Providing better subject access to nonprint fire emergency materials for Illinois firefighters : its history, use and future (2001)
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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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Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992)
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