@book { DIESCHWERTERBand6VerbotenesWissen,
    title = "DIE SCHWERTER - Band 6: Verbotenes Wissen",
    author = "Thomas {Lisowsky}",
    year = "2014",
    publisher = "dotbooks Verlag",
    address = "München, Germany",
    url = "https://www.dotbooks.de/document/269854"
}