Proyecto Excalibur (Spanish Wikipedia)

Analysis of information sources in references of the Wikipedia article "Proyecto Excalibur" in Spanish language version.

refsWebsite

Global rank Spanish rank

2books.google.com

3^rd place

7^th place

741^st place

1,126^th place

505^th place

756^th place

1sciencephoto.com

low place

low place

1projectrho.com

low place

low place

books.google.com (Global: 3^rd place; Spanish: 7^th place)

Waldman, Harry (1988). The Dictionary of SDI. New York: Rowman & Littlefield. pp. 58, 157-158. ISBN 0842022953.
Schwartz, Stephen I. (1998). Atomic Audit: The Costs and Consequences of US Nuclear Weapons since 1940. Brookings Institution. pp. 81-82. ISBN 0-8157-7774-4.

fas.org (Global: 505^th place; Spanish: 756^th place)

RESTRICTED DATA DECLASSIFICATION DECISIONS, 1946 TO THE PRESENT (RDD-7), January 1, 2001 "The fact that a kill mechanism for an x-ray laser is ablative shock".

princeton.edu (Global: 741^st place; Spanish: 1,126^th place)

Carter, Ashton P. (April 1984). Directed Energy Missile Defence in Space. Massachusetts Institute of Technology. pp. 24-28. Consultado el 8 de octubre de 2013. under contract for the US Office of Technology Assessment

projectrho.com (Global: low place; Spanish: low place)

http://www.projectrho.com/public_html/rocket/spacegunconvent.php

sciencephoto.com (Global: low place; Spanish: low place)

http://www.sciencephoto.com/media/337464/enlarge