@book { VombestenPferdimStallzurpersonanongrata,
    title = "Vom besten Pferd im Stall zur «persona non grata»",
    subtitle = "Paul Ruegger als Schweizer Gesandter in Rom 1936-1942",
    author = "Stefan {Glur}",
    year = "2005",
    publisher = "Peter Lang Verlag",
    address = "Lausanne, Switzerland",
    url = "https://www.peterlang.com/document/1098863"
}