@book { StraeinsAll25DasZentrumderUnendlichkeit,
    title = "Straße ins All 25: Das Zentrum der Unendlichkeit",
    author = "Wilfried A. {Hary}",
    year = "2021",
    publisher = "Uksak E-Books",
    address = "Lengerich, Deutschland",
    url = "https://uksakebooks.grin.com/document/996053"
}