scholarly journals Innovation, spillovers and university-industry collaboration: an extended knowledge production function approach

2009 ◽  
Vol 10 (2) ◽  
pp. 231-255 ◽  
Author(s):  
R. Ponds ◽  
F. v. Oort ◽  
K. Frenken
2019 ◽  
Vol 175 ◽  
pp. 64-66 ◽  
Author(s):  
Albert N. Link ◽  
Martijn van Hasselt

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