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2. Summary of wind turbine accident data to 30th June 2012;Caithness Windfarm Information Forum,2012
3. The wind energy operations maintenance report;Wind Energy Update,2011
4. A brief status on condition monitoring and fault diagnosis in wind energy conversion systems;Amirat;Renewables and Sustainable Energy Reviews,2009
5. Wind turbine capacity Frontier from SCADA;Kusiak;Wind Systems Magazine,2012