@book { JugendrechteundJugendschutzinSpanien,
    title = "Jugendrechte und Jugendschutz in Spanien",
    author = "Julia {Beck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1090339"
}