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- author's%3a%22Piontek%2c S.%22 2
- authors%3a%22Piontek%2c S.%22 2
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Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992)
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- Journal of the American Society for Information Science. 43(1992), S.34-53
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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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- Journal of the American Society for Information Science. 42(1991), S.197-215