@book { SelectedWritingsAusgewhlteSchriftenVolTeil2,
    title = "Selected Writings – Ausgewählte Schriften Vol./Teil 2",
    author = "Wolfgang {Viereck}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099141"
}