@book { DieParallelweltderPuppengedanken,
    title = "Die Parallelwelt der Puppengedanken",
    author = "Jule {Mailis}",
    year = "2021",
    publisher = "via tolino media",
    address = "München, Deutschland",
    url = "https://tolino.openpublishing.com/document/1008671"
}