@book { DeutschinFachundBeruf,
    title = "Deutsch in Fach und Beruf",
    author = "Ellen {Tichy} and Felicitas {Tesch}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b17379",
    url = "https://www.peterlang.com/document/1058376"
}