@book { DieStiftung,
    title = "Die Stiftung",
    subtitle = "Jahreshefte zum Stiftungswesen – 14. Jahrgang 2020",
    author = "Bernd {Andrick} and Matthias {Gantenbrink} and Axel {Janitzki} and Karlheinz {Muscheler} and Markus {Schewe} and Sebastian {Trappe} and Katharina {Uffmann} and Sebastian {Unger}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b18050",
    url = "https://www.peterlang.com/document/1059455"
}