@book { SelbstbeschaffungimJugendhilferecht,
    title = "Selbstbeschaffung im Jugendhilferecht",
    author = "Knut {Hinrichs}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095425"
}