deutsche-biographie.de
Deutsche Biographie
https://www.deutsche-biographie.de › pnd130346608.html?language=en
deutsche-biographie.de
Deutsche Biographie
https://www.deutsche-biographie.de › pnd130346608.html?language=en
thesaurus.cerl.org
thesaurus.cerl.org
https://thesaurus.cerl.org › record › cnp00670860
data.nationallibrary.fi
National Library of Finland Open Data
https://data.nationallibrary.fi › bib › me › P00092498607
fisher.osu.edu
Fisher College of Business
https://fisher.osu.edu › people › mittendorf.3
en.wikipedia.org
legacy.com
en.wikipedia.org
viaf.org
findagrave.com
philpapers.org
PhilPapers
https://philpapers.org › rec › MITRSI
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