@book { DeutscheSpracheimWandel,
    title = "Deutsche Sprache im Wandel",
    author = "Werner {Besch}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-01936-0",
    url = "https://www.peterlang.com/document/1053571"
}