German submarine U-20 (1936) (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "German submarine U-20 (1936)" in English language version.

refsWebsite

Global rank English rank

1telegraph.co.uk

30^th place

24^th place

2,553^rd place

1,888^th place

telegraph.co.uk

Adolf Hitler's "Lost fleet" found in Black Sea, The Daily Telegraph, retrieved 2010-12-27

uboat.net

Helgason, Guðmundur. "Ships hit by U-20". German U-boats of WWII - uboat.net. Retrieved 29 December 2014.