@book { HelfenoderttenDieMediendebatteumdieSterbehilfe,
    title = "«Helfen» oder «töten»? Die Mediendebatte um die Sterbehilfe",
    author = "Anna {Mattfeldt}",
    year = "2014",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03270-3",
    url = "https://www.peterlang.com/document/1047690"
}