@book { TEAMXTREMEMission6CodenameNautilus,
    title = "TEAM X-TREME - Mission 6: Codename Nautilus",
    author = "Michael {Peinkofer}",
    year = "2016",
    publisher = "jumpbooks",
    address = "München, Deutschland",
    url = "https://m.jumpbooks.de/document/318566"
}