@book { GabeseineAlternativeTrotzkismus,
    title = "Gab es eine Alternative? / Trotzkismus",
    author = "Wadim S {Rogowin} and Hannelore {Georgi} and Harald {Schubärth}",
    year = "2010",
    publisher = "MEHRING Verlag",
    address = "Essen, Deutschland",
    url = "https://mehring.openpublishing.com/document/421260"
}