@book { DieHerrenderHanse,
    title = "Die Herren der Hanse",
    subtitle = "Delegierte und Netzwerke",
    author = "Dietrich W. {Poeck}",
    year = "2023",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1361579"
}