@book { EuropaamRandedesKrieges,
    title = "Europa am Rande des Krieges",
    subtitle = "Gleichheit 2/2015",
    author = "David {North} and Schwarz {Peter}",
    year = "2015",
    publisher = "MEHRING Verlag",
    address = "Essen, Deutschland",
    url = "https://mehring.openpublishing.com/document/324351"
}