SM UB-117 (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "SM UB-117" in English language version.

refsWebsite

Global rank English rank

2,553^rd place

1,888^th place

3^rd place

books.google.com

Helgason, Guðmundur. "WWI U-boat commanders: Erwin Waßner (Pour le Mérite)". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 10 March 2015.
Helgason, Guðmundur. "Ships hit by UB 117". German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. Retrieved 10 March 2015.