The meaning of patent citations : report on the NBER/Case-Western reserve survey of patentees
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| Drugi avtorji: | , |
| Format: | Knjiga |
| Jezik: | angleščina |
| Izdano: |
Cambridge
National Bureau of Economic Research
2000.
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| Serija: | NBER working paper series
no.7631 |
| Teme: |