@book { DerinternationaleErbfallDeutschlandSchweiz,
    title = "Der internationale Erbfall Deutschland–Schweiz",
    author = "Katja {Fröhr}",
    year = "2016",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-07168-9",
    url = "https://www.peterlang.com/document/1050760"
}