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SM UB-121 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "SM UB-121" in English language version.

refsWebsite
Global rank English rank
2uboat.net
2,553rd place
1,888th place
1books.google.com
3rd place
3rd place

books.google.com

uboat.net

  • Helgason, Guðmundur. "WWI U-boats: UB 121". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 13 February 2009.
  • Helgason, Guðmundur. "WWI U-boat commanders: Albrecht Schmidt". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 10 March 2015.