1. AMSC and U.S. Department of Energy Agree to Collaborate on 10 Megawatt-class Superconductor Wind Turbines;AMSC,2009
2. Wind Turbine – Materials and Manufacturing Fact Sheet;Ancona,2001
3. American Physical Society Panel on Public Affairs/Materials Research Society, US: Energy Critical Elements: Securing Materials for Emerging Technologies;APS,2011
4. Developing Offshore Wind Energy now and in the future;Beurskens,2010
5. Wind Energy Research Note: Driving to 5 MW and beyond;BNEF,2010