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WikiPedia: Đảm bảo phá hủy lẫn nhau http://www.gwu.edu/~nsarchiv//nukevault/ebb285/ http://www.airpower.maxwell.af.mil/airchronicles/a... http://www.armscontrolcenter.org/ http://www.nuclearfiles.org/menu/key-issues/nuclea... //www.worldcat.org/oclc/17648714 //www.worldcat.org/oclc/44554580 //www.worldcat.org/oclc/9833320 https://www.atomicarchive.com/resources/documents/... https://www.bbc.com/news/magazine-17026538 https://www.library.georgetown.edu/digitalgeorgeto...