Claus Helberg (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Claus Helberg" in English language version.

refsWebsite

Global rank English rank

7^th place

7^th place

1books.google.com

3^rd place

3^rd place

books.google.com

Gallagher, Thomas (2002). Assault In Norway: Sabotaging the Nazi Nuclear Program. Guilford, Connecticut: The Lyons Press. ISBN 1-58574-750-5.

nytimes.com

Saxon, Wolfgang (2003-03-13). "Claus Helberg, 84, War Hero In the Norwegian Resistance". The New York Times. Retrieved 2008-07-05.