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[1]	. Progress of VRS of Libraries in Canada [J]. Library Research, 2004, 34(1): 51-53.
[2]	. Deepening Network Information Reference in University Libraries [J]. Library Research, 2004, 34(2): 62-64.
[3]	. [J]. Library Research, 2003, 33(4): 60-61.
[4]	. [J]. Library Research, 2003, 33(3): 36-38.
[5]	. Preliminary Discussions on Library Reference & Consultation Service under Network Environment [J]. Library Research, 2003, 33(3): 35-36.

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