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விண்வெளி வணிகம் (Tamil Wikipedia)

Analysis of information sources in references of the Wikipedia article "விண்வெளி வணிகம்" in Tamil language version.

refsWebsite
Global rank Tamil rank
3web.archive.org
1st place
1st place
2doi.org
2nd place
4th place
24frontierscorp.com
low place
low place
1archive.org
6th place
8th place
1astrodigital.org
low place
low place
1tandfonline.com
507th place
276th place
1nasa.gov
75th place
60th place

4frontierscorp.com

  • Zubrin, Robert (1995-09-28). "The Economic Viability of Mars Colonization" (PDF). 4 Frontiers Corp. Archived from the original (PDF) on 2007-09-28. Retrieved 2006-12-03.
  • Zubrin, Robert (1995-09-28). "The Economic Viability of Mars Colonization" (PDF). 4 Frontiers Corp. Archived from the original (PDF) on 2007-09-28. Retrieved 2006-12-03.

archive.org

astrodigital.org

doi.org

dx.doi.org

nasa.gov

science.ksc.nasa.gov

tandfonline.com

web.archive.org

  • Zubrin, Robert (1995-09-28). "The Economic Viability of Mars Colonization" (PDF). 4 Frontiers Corp. Archived from the original (PDF) on 2007-09-28. Retrieved 2006-12-03.
  • Zubrin, Robert (1995-09-28). "The Economic Viability of Mars Colonization" (PDF). 4 Frontiers Corp. Archived from the original (PDF) on 2007-09-28. Retrieved 2006-12-03.
  • McCleskey, Carey M. (April 16, 2001). "Vision Spaceport - Renewing America's Space Launch Infrastructure & Operations". NASA John F. Kennedy Space Center: Spaceport Technology Development Office. Archived from the original on July 24, 2003. .doc download link