Bille-Hansen, A. C.; Holck, Harald, eds. (1889) [1st pub.:1801]. Statshaandbog for Kongeriget Danmark for Aaret 1889 [State Manual of the Kingdom of Denmark for the Year 1889] (PDF). Kongelig Dansk Hof- og Statskalender (in Danish). Copenhagen: J.H. Schultz A.-S. Universitetsbogtrykkeri. pp. 7–8. Retrieved 7 February 2021 – via da:DIS Danmark.
Bille-Hansen, A. C.; Holck, Harald, eds. (1889) [1st pub.:1801]. Statshaandbog for Kongeriget Danmark for Aaret 1889 [State Manual of the Kingdom of Denmark for the Year 1889] (PDF). Kongelig Dansk Hof- og Statskalender (in Danish). Copenhagen: J.H. Schultz A.-S. Universitetsbogtrykkeri. pp. 7–8. Retrieved 7 February 2021 – via da:DIS Danmark.