@book { ArchivundGeschichteimOstseeraum,
    title = "Archiv und Geschichte im Ostseeraum",
    author = "Robert {Bohn} and Hain {Rebas} and Tryggve {Siltberg}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1084698"
}