@book { IndieLfteDasDrohnenFlugbuch,
    title = "In die Lüfte - Das Drohnen Flugbuch",
    author = "Tom {Zauberkritzler}",
    year = "2023",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1400865"
}