@book { RomanischeSpracheninAmerika,
    title = "Romanische Sprachen in Amerika",
    author = "Kerstin {Störl} and Johannes {Klare}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093058"
}