@book { HochwassergefhrdeteSiedlungsgebiete,
    title = "Hochwassergefährdete Siedlungsgebiete",
    author = "Wolfgang {Fendt}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1103492"
}