Tài liệu tham khảo WikiPedia: Urani_được_làm_giàu http://www.silex.com.au http://www.chemcases.com/nuclear/nc-07.htm http://www.huliq.com/tags/uranium-enrichment http://www.neimagazine.com/story.asp?storyCode=205... http://alsos.wlu.edu/qsearch.aspx?browse=science/E... http://www.fas.org/sgp/othergov/doe/heu/index.html http://docs.nrdc.org/nuclear/nuc_06129701a_185.pdf http://www.sipri.org/contents/publications/Krass83... http://world-nuclear.org/info/inf28.html
