scholarly journals Understanding the build-up of a technological innovation system around hydrogen and fuel cell technologies

2009 ◽  
Vol 34 (24) ◽  
pp. 9639-9654 ◽  
Author(s):  
Roald A.A. Suurs ◽  
Marko P. Hekkert ◽  
Ruud E.H.M. Smits
2012 ◽  
Vol 3 (4) ◽  
pp. 386 ◽  
Author(s):  
Mahdi Sahafzadeh ◽  
Naser Bagheri Moghaddam ◽  
Morteza Zamanian

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