Bille-Hansen, A. C.; Holck, Harald, eds. (1944) [1st pub.:1801]. Statshaandbog for Kongeriget Danmark for Aaret 1944 [State Manual of the Kingdom of Denmark for the Year 1944] (PDF). Kongelig Dansk Hof- og Statskalender (in Danish). Copenhagen: J.H. Schultz A.-S. Universitetsbogtrykkeri. p. 16. Retrieved 1 May 2020 – via da:DIS Danmark.
Odznaczenie króla szwedzkiego [Awards of the King of Sweden] (in Polish), Gazeta Lwowska, 15 June 1928, p. 3, retrieved 1 May 2020
uni-jena.de
zs.thulb.uni-jena.de
Staatshandbuch für das Großherzogtum Sachsen / Sachsen-Weimar-Eisenach (1900), "Großherzogliche Hausorden" p. 16Archived 6 September 2020 at the Wayback Machine
Staatshandbuch für das Großherzogtum Sachsen / Sachsen-Weimar-Eisenach (1900), "Großherzogliche Hausorden" p. 16Archived 6 September 2020 at the Wayback Machine
wikipedia.org
da.wikipedia.org
Bille-Hansen, A. C.; Holck, Harald, eds. (1944) [1st pub.:1801]. Statshaandbog for Kongeriget Danmark for Aaret 1944 [State Manual of the Kingdom of Denmark for the Year 1944] (PDF). Kongelig Dansk Hof- og Statskalender (in Danish). Copenhagen: J.H. Schultz A.-S. Universitetsbogtrykkeri. p. 16. Retrieved 1 May 2020 – via da:DIS Danmark.