@book { DerBaron11DerSpaistausmeinSchatz,
    title = "Der Baron #11: Der Spaß ist aus, mein Schatz!",
    author = "Glenn {Stirling}",
    year = "2019",
    publisher = "Uksak E-Books",
    address = "Lengerich, Germany",
    url = "https://uksakebooks.grin.com/document/506742"
}