@book { EuropischeMarktstrukturenimUmbruch,
    title = "Europäische Marktstrukturen im Umbruch",
    author = "Nathalie {Augustin}",
    year = "2014",
    publisher = "Diplom.de",
    address = "Hamburg, Deutschland",
    url = "https://m.diplom.de/document/280760"
}