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Erwin Planck (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Erwin Planck" in English language version.

refsWebsite
Global rank English rank
2books.google.com
3rd place
3rd place
1grahamfarmelo.com
low place
low place

books.google.com

  • Evans, Richard J. (2006). "Night of the Long Knives". The Third Reich in Power. Penguin Publishing Group. ISBN 9781440649301. Retrieved 15 October 2020.
  • Jürgen Heideking, American Intelligence And The German Resistance: A Documentary History[permanent dead link], Westview Press, 1998, p. 361.

grahamfarmelo.com