@book { ZombiesDasBuchderApokalypse,
    title = "Zombies Das Buch der Apokalypse",
    author = "Alfred {Bekker} and Pete {Hackett}",
    year = "2018",
    publisher = "Uksak E-Books",
    address = "Lengerich, Deutschland",
    url = "https://uksakebooks.grin.com/document/306708"
}