1. Bossanyi E. Developments in individual pitch control. EWEA Special Topic Conference: The Science of Making Torque from Wind, Delft, The Netherlands, 2004; 486-497.
2. Barlas T. Smart rotor blades and rotor control for wind turbines: state of the art. Technical Report, Delft University Wind Energy Research Institute (DUWIND), 2006.
3. State of the art and prospectives of smart rotor control for wind turbines;Barlas;The Science of Making Torque from Wind, Journal of Physics: Conference Series,2007
4. van Engelen T, Van def Hooft E. Individual pitch control inventory. Technical Report, Technical University of Delft, 2005.