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2. European union renewable energy road map, http://europa.eu/scadplus/leg/en/lvb/l27065.htm.
3. P. Pourbeik (convener), CIGRE WG C4.601, Modeling and dynamic behavior of wind generation as it relates to power system control and dynamic performance, CIGRE Technical Brochure No. 328, August 2007.
4. Large-scale integration of wind energy in the European power supply, Tech. rep., European Wind Energy Association, available on-line at http://www.ewea.org/fileadmin/ewea_documents/documents/publications/grid/051215_Grid_report.pdf, 2005.
5. Dynamic modelling of a wind turbine with doubly fed induction generator;Slootweg,2001