@book { AnfngederJngerenTyrannis,
    title = "Anfänge der Jüngeren Tyrannis",
    author = "Ivan {Jordovic}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1099586"
}