@book { GelingendesLebenEinephilosophischeUntersuchung,
    title = "Gelingendes Leben: Eine philosophische Untersuchung",
    author = "Marco {José}",
    year = "2015",
    publisher = "BACHELOR + MASTER PUBLISHING",
    address = "Hamburg, Deutschland",
    url = "https://m.bachelor-master-publishing.de/document/297634"
}