@book { DieunselbstndigeStiftungvonTodeswegen,
    title = "Die unselbständige Stiftung von Todes wegen",
    author = "Cathrin {Krämer}",
    year = "2020",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b16620",
    url = "https://www.peterlang.com/document/1058429"
}