@book { RenewableEnergyLawinEurope,
    title = "Renewable Energy Law in Europe",
    author = "Franz Jürgen {Säcker} and Lydia {Scholz} and Thea {Sveen}",
    year = "2015",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-05668-6",
    url = "https://www.peterlang.com/document/1049385"
}