-
Lee, Y.-R.: ¬A study on the conditions of using OPAC access points and subject searching by users (1997)
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- Bulletin of library and information science. 1997, no.22, S.39-55
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Yi, H.; Shubai, L.: Application of classification in information organization under the networking environment (1998)
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- Journal of the China Society for Scientific and Technical Information. 17(1998) no.1, S.19-22
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Lin, W.-Y.C.: ¬The concept and applications of faceted classifications (2006)
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- 27. 5.2007 22:19:35
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Pu, H.-T.: Exploration of personalized information service for OPAC (1997)
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- Date
- 4. 8.1998 19:36:22
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Fu, R.-X.: ¬The cultural value of the traditional bibliography (1995)
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- Bulletin of the Library Association of China. 1995, no.54, Jun., S.91-98
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Meng, L.: ¬The creation of [the] Chinese Science Citation Database : status quo and future development (1997)
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- Journal of information; communication; and library science. 3(1997) no.4, S.39-54
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Huang, M.-h.: Error analysis of end users in online searching (1995)
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- Bulletin of the Library Association of China. 1995, no.54, Jun., S.33-47
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Fu, R.-X.: ¬The comparison between Chinese and Western bibliography (1996)
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- Bulletin of the Library Association of China. 1996, no.57, Dec., S.47-54
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Wu, C.-J.: Experiments on using the Dublin Core to reduce the retrieval error ratio (1998)
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- Date
- 11. 9.2000 19:54:14