@book { FortunaDiagrammatica,
    title = "«Fortuna Diagrammatica»",
    subtitle = "Das Rad der Fortuna als bildhafte Verschlüsselung der Schrift - «De Consolatione Philosophiae» des Boethius",
    author = "Matthias {Vollmer}",
    year = "2009",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1106511"
}