@book { ProfessionKommunikation,
    title = "Profession & Kommunikation",
    author = "Susanne {Niemeier} and Hajo {Diekmannshenke}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1104824"
}