@book { BerlinWienPrag,
    title = "Berlin – Wien – Prag",
    author = "Susanne {Marten-Finnis} and Matthias {Uecker}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1092962"
}