@book { GarantenpflichtenausfamilirenBeziehungen,
    title = "Garantenpflichten aus familiären Beziehungen",
    author = "Sonja {Böhm}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1100210"
}