@book { MillionrefahrennichtaufFahrrdern,
    title = "Millionäre fahren nicht auf Fahrrädern",
    author = "Ernst {Reuß}",
    year = "2017",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/997712"
}