@book { InventingthePastsinNorthCentralEurope,
    title = "Inventing the Pasts in North Central Europe",
    subtitle = "The National Perception of Early Medieval History and Archaeology",
    author = "Matthias {Hardt} and Christian {Lübke} and Dittmar {Schorkowitz}",
    year = "2003",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1095487"
}