Proposed standard practice for surveys of research and experimental development : Frascati manual 1980
Year of publication: |
1981 ; [4. ed.]
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Institutions: | OECD (contributor) |
Published in: | |
Publisher: |
Paris : OECD |
Subject: | Statistische Methode | Statistical method | Forschungsstatistik | Research and development statistics | Welt | World | Forschung | Research | OECD-Staaten | OECD countries |
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