@book { DerAspektdesPolitischeninderfrhenLyrikHugoSonnenscheins,
    title = "Der Aspekt des Politischen in der frühen Lyrik Hugo Sonnenscheins",
    author = "Dieter {Wilde}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093325"
}