@book { AktuelleHerausforderungenderBetriebswirtschaft,
    title = "Aktuelle Herausforderungen der Betriebswirtschaft",
    author = "Gundolf {Baier} and Gabriele {Günther} and Günther {Janke} and Horst {Muschol}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1105337"
}