"Otto Lehmann-Russbüldt (1 January 1873, Berlin – 7 October 1964) was a German pacifist activist and writer.
^ "Lehmann-Rußbüldt,". Deutsche Biographie – Onlinefassung. Historische Kommission bei der ...
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Bayerischen Akademie der Wissenschaften. Retrieved 26 December 2016." - (en.wikipedia.org 12.11.2019)