@book { EntwicklungregenerativerEnergieninderEnergiepolitikderEuropischenUnion,
    title = "Entwicklung regenerativer Energien in der Energiepolitik der Europäischen Union",
    author = "Christian {Stöhr}",
    year = "2011",
    publisher = "GRIN Verlag",
    address = "München, Germany",
    doi = "10.3239/9783656055037",
    url = "https://www.hausarbeiten.de/document/182145"
}