Stability in National Patterns of Technological Specialisation: Some Historical Evidence from Patent Data
| Year of publication: |
1999
|
|---|---|
| Authors: | Vertova, Giovanna |
| Published in: |
Economics of innovation and new technology. - Abingdon : Routledge, Taylor & Francis Group, ISSN 1043-8599, ZDB-ID 10675656. - Vol. 8.1999, 4, p. 331-354
|