1. Variable-speed wind turbines with doubly-fed induction generators, Part I: Modelling in dynamic simulation tools;Akhmatov;Wind Engineering,2002
2. Ängquist , L. 1984 Complex vector representation of three-phase quantities Technical report TR YTK 84-009E
3. Centeno López, E. 2000 Windpower generation using double-fed asynchronous machine
4. ‘SIMPOW - a digital power system simulator;Fankhauser;ABB Review,1990