@book { ZwischenEinschrnkungenundFreirumen,
    title = "Zwischen Einschränkungen und Freiräumen",
    subtitle = "Fürstliche Witwen in der Frühen Neuzeit",
    author = "Bettina {Braun} and Matthias {Schnettger}",
    year = "2026",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1513824"
}