The Intellectual Property and Information Service

Liu Kejing

Library and Information Service ›› 2002, Vol. 46 ›› Issue (12) : 20-23,74.

PDF(2470 KB)
Library and Information Service
PDF(2470 KB)
Library and Information Service ›› 2002, Vol. 46 ›› Issue (12) : 20-23,74.

The Intellectual Property and Information Service

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{{article.zuoZheEn_L}}. {{article.title_en}}[J]. {{journal.qiKanMingCheng_EN}}, 2002, 46(12): 20-23,74

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