Citation Frequency and the Value of Patented Inventions
| Year of publication: |
1999
|
|---|---|
| Authors: | Harhoff, Dietmar ; Natin, Francis ; Scherer, EM ; Vopel, Katrin |
| Published in: |
The review of economics and statistics. - Cambridge, Mass : MIT Press, ISSN 0034-6535, ZDB-ID 2079628. - Vol. 81.1999, 3, p. 511-515
|