Reihe Green Energy and TechnologyHermann-Josef Wagner ×eBooks × Introduction to Wind Energy SystemsBasics, Technology and OperationHermann-Josef WagnerSpringer International PublishingeBook2017 Introduction to Wind Energy SystemsBasics, Technology and OperationHermann-Josef WagnerSpringer BerlineBook2012 Introduction to Hydro Energy SystemsBasics, Technology and OperationHermann-Josef WagnerSpringer BerlineBook2011 Introduction to Wind Energy SystemsBasics, Technology and OperationHermann-Josef WagnerSpringer BerlineBook2009