@book { Knigsberg19451948ImFeuergeprft,
    title = "Königsberg 1945-1948 – Im Feuer geprüft",
    author = "Hugo {Linck} and Hans {Rothe}",
    year = "2013",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-03720-3",
    url = "https://www.peterlang.com/document/1063711"
}