@book { ViennameetsBerlin,
    title = "Vienna meets Berlin",
    subtitle = "Cultural Interaction 1918-1933",
    author = "John {Warren} and Ulrike {Zitzslperger}",
    year = "2008",
    publisher = "Peter Lang Verlag",
    address = "Oxford, United Kingdom",
    url = "https://www.peterlang.com/document/1104157"
}