UB-20号潜艇 (Chinese Wikipedia)

Analysis of information sources in references of the Wikipedia article "UB-20号潜艇" in Chinese language version.

refsWebsite

Global rank Chinese rank

2,553^rd place

4,064^th place

uboat.net

Helgason, Guðmundur. WWI U-boats: UB 20. German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. [2022-03-20].
Helgason, Guðmundur. WWI U-boat commanders: Max Viebeg (Pour le Mérite). German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. [2015-01-29].
Helgason, Guðmundur. WWI U-boat commanders: Hermann Glimpf. German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. [2015-01-29].
Helgason, Guðmundur. Ships hit by UB 20. German and Austrian U-boats of World War I - Kaiserliche Marine - Uboat.net. [2015-01-29].