Marzband M., Sumper A., Gomis-Bellmunt O., Sudria-Andreu A., Chindris M. "Modeling and simulation of the fixed speed wind power generation system for grid studies" Proceeding of the International Conference on Electrical Power Quality and Utilisation, EPQU pp. 89 - 94. 2011 DOI: 10.1109/EPQU.2011.6128913