1. IEC 61000-4-30. Electromagnetic compatibility (EMC)—Part 4: testing and measurement techniques. Power quality measurement methods.
2. IEC61400-21. Wind turbine generator systems—Part 21: measurement and assessment of power quality characteristics of grid connected wind turbines.
3. Power quality measurements performed on a large wind park at low and medium voltage level;Emilio Ghiani,2007
4. Power quality measurements at wind turbines;Santjer,1997
5. Power quality measurements performed on a low-voltage grid equipped with two wind turbines;Torbjörn Thiringer;IEEE Trans Energy Conv,1996