@book { DieEinsamkeitderWrter,
    title = "Die Einsamkeit der Wörter",
    subtitle = "Essays über den Sinn des Schreibens",
    author = "Wolfgang {Eckert}",
    year = "2019",
    publisher = "Omnino Verlag",
    address = "Berlin, Deutschland",
    url = "https://shop.omnino-verlag.de/document/496693"
}