@book { DieStellungdesBeiratesinderStiftung,
    title = "Die Stellung des Beirates in der Stiftung",
    author = "Ulrike {Kilian}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1093712"
}