@book { RechtsfragenderkologischenStadterneuerung,
    title = "Rechtsfragen der ökologischen Stadterneuerung",
    author = "Ulrich {Battis} and Jens {Kersten} and Stephan {Mitschang}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1135413"
}