|"Land use and electricity generation: A life-cycle analysis"||25, 20 December 1890, p|
|IECON 2014 — 40th Annual Conference of the IEEE Industrial Electronics Society||BARD Offshore 1 August 2013|
European Wind Energy Association EWEA.11
|History of Wind Energy in Cutler J||Springer, Wiesbaden 2013, p 569 German|
|Low voltage ride through control of modular multilevel converter based HVDC systems||"The Wind Industry's Experience with Aesthetic Criticism"|
The World Wind Energy Association 2014.