@book { PflichtteilsrechtForcedHeirshipFamilyProvision,
    title = "Pflichtteilsrecht – Forced Heirship – Family Provision",
    author = "Lorenz {Wolff}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1107574"
}