求助文献，每篇10个论坛币，需要PDF格式的，谢谢

1，Competing Recombinant Technologies for Environmental Innovation:Extending Arthur's Model of Lock-In.
Authors: Zeppini, Paolo1P.Zeppini@uva.nl
van den Bergh, Jeroen C. J. M.2Source: Industry & Innovation; Apr2011, Vol. 18 Issue 3, p317-334, 18p, 1 Chart, 1 Graph
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Overcoming Competence Lock-In for the Development of RadicalEco-Innovations: The Case of Biopolymer Technology.Authors: Chadha, Avrath1achadha@ethz.ch Source: Industry & Innovat http://web.ebscohost.com/ehost/detail?vid=3&hid=21&sid=913c658e-1ef8-41cb-a370-98f44bdaeaa9%40sessionmgr10&bdata=JnNpdGU9ZWhvc3QtbGl2ZSZzY29wZT1zaXRl#db=buh&AN=60106887

3，
Innovation Networks: Measurement, Performance and RegionalDimensions. Authors: Brenner,Thomas1
Cantner, Uwe2,3
Graf, Holger2 holger.graf@uni-jena.de Source: Industry & Innovation;Feb2011, Vol. 18 Issue 1, p1-5, 5p Document Type: Article http://web.ebscohost.com/ehost/detail?vid=3&hid=21&sid=913c658e-1ef8-41cb-a370-98f44bdaeaa9%40sessionmgr10&bdata=JnNpdGU9ZWhvc3QtbGl2ZSZzY29wZT1zaXRl#db=buh&AN=560407654，The Performance of Gatekeepers in Innovator Networks. Authors: Graf, Holger1 holger.graf@uni-jena.de
Krüger, Jens J.2 Source: Industry & Innovation;Feb2011, Vol. 18 Issue 1, p69-88, 20p http://web.ebscohost.com/ehost/detail?vid=3&hid=21&sid=913c658e-1ef8-41cb-a370-98f44bdaeaa9%40sessionmgr10&bdata=JnNpdGU9ZWhvc3QtbGl2ZSZzY29wZT1zaXRl#db=buh&AN=56040762  5，Determinantsof Collaboration in European R&D Networks: Empirical Evidence from aDiscrete Choice Model. Authors: Paier, Manfred1 manfred.paier@ait.ac.at
Scherngell, Thomas1 Source: Industry & Innovation;Feb2011, Vol. 18 Issue 1, p89-104, 16p http://web.ebscohost.com/ehost/detail?vid=3&hid=21&sid=913c658e-1ef8-41cb-a370-98f44bdaeaa9%40sessionmgr10&bdata=JnNpdGU9ZWhvc3QtbGl2ZSZzY29wZT1zaXRl#db=buh&AN=56040768
6，
Do Firms Know the Scope of their R&D Network? An EmpiricalInvestigation of the Determinants of Network Awareness on French Survey Data. Authors: Lhuillery, Stephane1 stephane.lhuillery@epfl.ch
Pfister, Etienne2 Source: Industry & Innovation;Feb2011, Vol. 18 Issue 1, p105-130, 26p Document Type: Article Subject Terms: *RESEARCH & development http://web.ebscohost.com/ehost/detail?vid=3&hid=21&sid=913c658e-1ef8-41cb-a370-98f44bdaeaa9%40sessionmgr10&bdata=JnNpdGU9ZWhvc3QtbGl2ZSZzY29wZT1zaXRl#db=buh&AN=560407672011年第一期，工业创新