@book { DasdrittmittelfinanzierteArbeitsverhltnis,
    title = "Das drittmittelfinanzierte Arbeitsverhältnis",
    author = "Jörn {Stiller}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1090250"
}