カール・ヴィクトル・ツー・ヴィート
↑ Hugh Montgomery-Massingberd, editor, Burke's Royal Families of the World, Volume 1: Europe & Latin America (London, U.K.: Burke's Peerage Ltd, 1977), page 6. Hereinafter cited as Burke's Royal Families of the World, Volume 1
↑ Springer, Elisabeth; Leopold Kammerhofer (1993). Archiv und Forschung. Oldenbourg Wissenschaftsverlag. pp. 346. ISBN 3-486-55989-3
↑ Kola, Paulin (2003). The Search for Greater Albania. C. Hurst & Co. Publishers. pp. 16. ISBN 1-85065-596-0