@book { DerGrnderSpiegelweltBuch5LitRPGSerie,
    title = "Der Gründer (Spiegelwelt Buch #5): LitRPG-Serie",
    author = "Alexey {Osadchuk}",
    year = "2023",
    publisher = "Magic Dome Books",
    address = ", Deutschland",
    url = "https://tolino.openpublishing.com/document/1353980"
}