In:
Research Policy, Elsevier BV, Vol. 38, No. 6 ( 2009-7), p. 936-946
Type of Medium:
Online Resource
ISSN:
0048-7333
DOI:
10.1016/j.respol.2009.03.005
Language:
English
Publisher:
Elsevier BV
Publication Date:
2009
detail.hit.zdb_id:
121149-3
detail.hit.zdb_id:
1491698-8
SSG:
24
SSG:
3,2
SSG:
3,6
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