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RESEARCH AND DEVELOPMENT IN SMALL AND MEDIUM‐SIZED ENTERPRISES: THE ROLE OF FINANCIAL CONSTRAINTS AND PUBLIC FUNDING[J] . Dirk Czarnitzki.Scottish Journal of Political Economy . 2006 (3)
[10]
RESEARCH AND DEVELOPMENT IN SMALL AND MEDIUM‐SIZED ENTERPRISES: THE ROLE OF FINANCIAL CONSTRAINTS AND PUBLIC FUNDING[J] . Dirk Czarnitzki.Scottish Journal of Political Economy . 2006 (3)