@book { MetropolenalsOrtderBegegnungundIsolation,
    title = "Metropolen als Ort der Begegnung und Isolation",
    author = "Ernest W.B. {Hess-Lüttich} and Nilüfer {Kuruyazici} and Seyda {Ozil}",
    year = "2012",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    doi = "10.3726/978-3-653-00831-9",
    url = "https://www.peterlang.com/document/1044607"
}