@book { Aquilonia2008,
    title = "Aquilonia 2008",
    author = "Ursula {Gärtner} and Ute {Tischer}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106661"
}