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WikiPedia: Ủy_ban_Condon http://www.project1947.com/shg/articles/fiasco.htm... http://www.project1947.com/shg/articles/nascu.html http://www.project1947.com/shg/articles/sr2.html http://dewoody.net/ufo/Science_in_Default.html http://files.ncas.org/condon/text/case02.htm http://www.ncas.org/condon/ http://www.ufoevidence.org/documents/doc304.htm http://www.ufoevidence.org/documents/doc310.htm http://www.ufoskeptic.org/sturrock/1.html https://www.nytimes.com/1969/01/08/archives/u-f-o-...