@book { DerEuroinstrmischenZeiten,
    title = "Der Euro in stürmischen Zeiten",
    subtitle = "Beiträge von Otmar Issing zur Wirtschafts- und Währungspolitik am Center for Financial Studies 2006-2015",
    author = " {Center for Financial Studies}",
    year = "2016",
    publisher = "Vahlen",
    address = "München, Deutschland",
    url = "https://vahlen.openpublishing.com/document/1221277"
}