@book { ZurSittenwidrigkeitvonBehindertentestamenten,
    title = "Zur Sittenwidrigkeit von Behindertentestamenten",
    subtitle = "Ein Beitrag zur praktischen Relevanz der Subsidiarität",
    author = "Sabine {Kaden}",
    year = "1998",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1086167"
}