@book { WaswregewesenwennAlternativweltgeschichtlicheLiteratur19902010,
    title = "Was wäre gewesen, wenn...? Alternativweltgeschichtliche Literatur 1990-2010",
    author = "Alexander {Batzke}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/297387"
}