Hispano 20 mm maskinkanon (Norwegian Wikipedia)

Analysis of information sources in references of the Wikipedia article "Hispano 20 mm maskinkanon" in Norwegian language version.

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1spitfiresite.com

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1web.archive.org

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1axishistory.com

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axishistory.com

forum.axishistory.com

«Wartime British Remotely Controlled Guns and Turrets». 9. mai 2003. Besøkt 5. august 2008.

milsurps.com

Chinn, G.M, Oblt. (1951): The Machine Gun. History, Evolution, and Development of Manual, Automatic, and Airborne Repeating Weapons, bind IV. Utgitt av Bureau of Ordnance Department of the Navy, Washington, USA. Tilgjengelig for nedlasting som PDF

spitfiresite.com

Williams, G. (2004): Canons or machine gun? The Second World War Aircraft Gun Controversy. Aeroplane Magazine, september (2004). elektronisk utgave Arkivert 12. januar 2017 hos Wayback Machine.

web.archive.org

Williams, G. (2004): Canons or machine gun? The Second World War Aircraft Gun Controversy. Aeroplane Magazine, september (2004). elektronisk utgave Arkivert 12. januar 2017 hos Wayback Machine.