@book { ZentrumundPeripherie,
    title = "Zentrum und Peripherie",
    author = "Wolfgang {Bunzel} and Martin {Hundt} and Lars {Lambrecht}",
    year = "2021",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1101792"
}