De Havilland Spectre (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "De Havilland Spectre" in English language version.

refsWebsite

Global rank English rank

3web.archive.org

1^st place

1^st place

low place

low place

2^nd place

2^nd place

low place

low place

1flightglobal.com

223^rd place

162^nd place

cue-dih.co.uk

"Enterprise in Rocketry Activity at De Havilland Engine Co" (PDF). The Aeroplane. 4 March 1955. Archived from the original (PDF) on 15 February 2006.

doi.org

Barske, U. M. (1960). "Development of Some Unconventional Centrifugal Pumps". Proc. Inst. Mech. Eng. 174 (11): 437–461. doi:10.1243/PIME_PROC_1960_174_037_02.

flightglobal.com

"Cancelled projects: the list up-dated". Flight International. 92 (3049): 262. 17 August 1967.

u-net.com

skomer.u-net.com

"Spectre". Skomer. Archived from the original on 2 December 2008.
"Double Spectre". Skomer. Archived from the original (image) on 5 June 2011.

web.archive.org

"Enterprise in Rocketry Activity at De Havilland Engine Co" (PDF). The Aeroplane. 4 March 1955. Archived from the original (PDF) on 15 February 2006.
"Spectre". Skomer. Archived from the original on 2 December 2008.
"Double Spectre". Skomer. Archived from the original (image) on 5 June 2011.