@book { SpracheundGesellschaft,
    title = "Sprache und Gesellschaft",
    author = "Joanna {Szczęk} and Łukasz {Kumięga}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17223",
    url = "https://www.peterlang.com/document/1059196"
}