求助外文文献4篇，十分谢谢！

1.Estimating the benefits of government-sponsored energy R&D

R Lee, G Jordan, PN Leiby, B Owens… - Research …, 2003

Research Evaluation (2003) 12 (3): 183-195. doi: 10.3152/147154403781776627

http://rev.oxfordjournals.org/content/12/3/183.short

2.Energy security. The external legal relations of the European Union with major oil- and gas-supplying countries

HAGHIGHI, Sanam Salem

Oxford/Portland, Hart, 2007

http://cadmus.eui.eu/handle/1814/7571

3.Possible Responses to Global Climate Change: Integrating Mitigation and Adaptation

Thomas J. Wilbanks, Sally M. Kane, Paul N. Leiby, Robert D. Perlack, Chad Settle, Jason F. Shogren & Joel B. Smith
Environment: Science and Policy for Sustainable Development

Volume 45, Issue 5, 2003

http://www.tandfonline.com/doi/abs/10.1080/00139150309604547

4.Systems Analysis of Hydrogen Transition with HyTrans

Paul N. Leiby, David L. Greene, David Bowman, Elzbieta Tworek
Transportation Research Record: Journal of the Transportation Research Board
http://trb.metapress.com/content/d633677x87513089/

Estimating the benefits of government-sponsored energy R&D.PDF (300.5 KB)

2012-4-5 10:19:40 上传

Estimating the benefits of government-sponsored energy R&D

第一篇是这个吗？

12548819.pdf (3.29 MB, 需要: 1 个论坛币)

2012-4-5 10:24:40 上传

Estimating the benefits of government-sponsored energy R&D
需要: 1 个论坛币  [购买]

Systems Analysis of Hydrogen Transition with HyTrans.pdf (441.14 KB, 需要: 1 个论坛币)

2012-4-5 10:30:58 上传

需要: 1 个论坛币  [购买]

00139150309604547.pdf (2.2 MB)

2012-4-5 12:52:30 上传

the third paper