@book { EgoundAlterego,
    title = "Ego und Alterego",
    subtitle = "Wilhelm Bolin und Friedrich Jodl im Kampf um die Aufklärung- Festschrift für Juha Manninen",
    author = "Georg {Gimpl}",
    year = "1996",
    publisher = "Peter Lang Verlag",
    address = "Berlin, Germany",
    url = "https://www.peterlang.com/document/1083551"
}