1. Biennial Update: National Aeronautics Research and Development Plan, Committee on Technology;Aeronautics Science and Technology Subcommittee,2010
2. Embraer E-jet E2;Aerospace Technology Market & Customer Insight,2013
3. A320 NEO - Airbus A320 New-engine Option;Airbus,2010
4. Global Market Forecast: Flying by Numbers 2015-2034, Airbus;Airbus,2015
5. Beyond Today, a Comparison of Aviation's Global Reach in 1990 and 2010 and Forecast to 2030;Aviation Benefits Beyond Borders,2012