German article from Konstantin Hermann, Dresdner Heft 155
German article from Konstantin Hermann, Dresdner Hefte 143
German article in Dresdner Heft 99, 2009
obituary in https://saxorum.hypotheses.org
German article from Konstantin Hermann, Dresdner Hefte 144
2019 blog post by Judith Matzke and Konstantin Hermann published in saxorum.hypotheses.org
German blog post in saxorum.hypotheses.org, 2023
German/Czech article from Konstantin Hermann, Dresdner Heft 135
german article from Konstantin Hermann
german article from Konstantin Hermann,
german article from Konstantin Hermann
German article from Konstantin Hermann, Dresdner Heft 124
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