ISSN 1005-6610 CN 12-1020/G2

On the Basic Law Issues in the Contract of Sci-tech Novelty Retrieval
Yang Shuqin,Shan Wencen
Library Work and Study ›› 2015, Vol. 1 ›› Issue (08) : 38-42.
On the Basic Law Issues in the Contract of Sci-tech Novelty Retrieval
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