@book { ActaGermanica,
    title = "Acta Germanica",
    author = "Carlotta {von Maltzan}",
    year = "2019",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/b13097",
    url = "https://www.peterlang.com/document/1110270"
}