@book { DieWissenschaftundihreSprachen,
    title = "Die Wissenschaft und ihre Sprachen",
    author = "Konrad {Ehlich} and Dorothee {Heller}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1102537"
}