@book { SterbeorteinDeutschland,
    title = "Sterbeorte in Deutschland",
    author = "Michaela {Thönnes}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02629-0",
    url = "https://www.peterlang.com/document/1047490"
}