five

The Measurement of Scientific and Technical Activities: Standard Practice for Surveys of Research and Experimental Development - Frascati Manual 1993

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Organisation for Economic Co-operation and Development2026-04-11 收录
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The Frascati Manual is the basic international source of methodology for collecting and using research and development statistics. This new, fifth edition reflects recent changes in the structure of national science and technology systems and revisions in standard international classifications.
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