1. Annual Energy Outlook 2015 with Projections to 2040;Energy Information Administration,2015
2. Fact Sheet: President Obama to Announce Historic Carbon Pollution Standards for Power Plants;The White House,2015
3. The market development of aviation biofuel: Drivers and constraints
4. Proposed Renewable Fuel Standards for 2017, and the Biomass-Based Diesel Volume for 2018;Environmental Protection Agency,2017