1. President Obama Announces $3.4 Billion Investment to Spur Transition to Smart Energy Grid. The White House Office of the Press Secretary: Immediate Release,2009
2. US makes heavy cuts in fuel cells, hydrogen budget;Fuel Cells Bull,2009
3. Current global fuel cell R&D and future research needs;Behling;ECS Trans,2013
4. Fuel cells and hydrogen in China 2012;Fuel Cell Today,2012
5. The National Medium- and Long-Term Science and Technology Plan (2006–2020),2006