@book { DerSpiegeldesHermesTrismegistos,
    title = "Der Spiegel des Hermes Trismegistos",
    author = "Roderich {von Webel}",
    year = "2004",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1098051"
}