Quotation Index is a new kind of retrieval means which is based on the document citation relations.

引文索引是建立在文献引证关系之上的一种新型检索工具。

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Quotation Index is a new kind of retrieval means which is based on the document citation relations.

引文索引是建立在文献引证关系之上的一种新型检索工具。

youdao