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Projet Sign (French Wikipedia)

Analysis of information sources in references of the Wikipedia article "Projet Sign" in French language version.

refsWebsite
Global rank French rank
1nicap.org
low place
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nicap.org

  • Michael D. Swords, « Project Sign and the Estimate of the Situation », Journal of UFO Studies, New Series, vol. 7, 2000, pp. 27-64 [1]