@book { HtedeineEhrevonJugendan,
    title = "«Hüte deine Ehre von Jugend an»",
    author = "Aida {Hartmann}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-02454-8",
    url = "https://www.peterlang.com/document/1045889"
}