@book { DieZulssigkeitderStiftungCoKG,
    title = "Die Zulässigkeit der Stiftung & Co. KG",
    author = "Gordian {Oertel}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-06698-2",
    url = "https://www.peterlang.com/document/1050102"
}