@book { KryptoEinmaleinsBlockchainfralle,
    title = "Krypto-Einmaleins: Blockchain für alle!",
    author = "Kevin {Schebitz}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1433097"
}