@book { DieUrbanisierungEuropasvonderAntikebisindieModerne,
    title = "Die Urbanisierung Europas von der Antike bis in die Moderne",
    author = "Gerhard {Fouquet} and Gabriel {Zeilinger}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106491"
}