Comando Supremo - Naval Assault Units
- An article on the most effective and devastating branch of the Italian military with photographs and images.
- http://www.comandosupremo.com/Decima.html

Italian Navy
- A brief history with embedded links.
- http://www.spartacus.schoolnet.co.uk/2WWitalyN.htm

Italian Navy at War
- A chronology of events with maps.
- http://www.naval-history.net/WW2CampaignsItalianNavy.htm

Regia Marina Italiana
- A pictorial history of the war at sea 1940-43.
- http://www.regiamarina.net/

La Regia Marina
- Provides the organization, history, preparedness before the war, and technical data of the navy.
- http://www.regiamarina.it/