^German Society for Racial Hygiene, Archiv für Rassen- und Gesellschafts-Biologie, einschliesslich Rassen- und Gesellschafts-Hygiene, vol. VIII, p. 779.
On-line
^Jahrbuch fur Europaische Geschichte 2007, vol. VIII, Oldenbourg Wissenschaftsverlag, 2007, p. 47.
^Brigitte Hamann, Die Habsburger: ein biographisches Lexikon, Piper, 1988, p. 278.
^Benno Roth, Seckau: Geschichte und Kultur, 1164–1964, Herold, 1964, p. 213.
Generations are numbered by male-line descent from
Frederick III, Holy Roman Emperor. Later generations are included although Austrian titles of nobility were abolished and outlawed in 1919.
^German Society for Racial Hygiene, Archiv für Rassen- und Gesellschafts-Biologie, einschliesslich Rassen- und Gesellschafts-Hygiene, vol. VIII, p. 779.
On-line
^Jahrbuch fur Europaische Geschichte 2007, vol. VIII, Oldenbourg Wissenschaftsverlag, 2007, p. 47.
^Brigitte Hamann, Die Habsburger: ein biographisches Lexikon, Piper, 1988, p. 278.
^Benno Roth, Seckau: Geschichte und Kultur, 1164–1964, Herold, 1964, p. 213.
Generations are numbered by male-line descent from
Frederick III, Holy Roman Emperor. Later generations are included although Austrian titles of nobility were abolished and outlawed in 1919.