Mikhailov, V. N., ed. (1996). "USSR Nuclear Weapons Tests and Peaceful Nuclear Explosions: 1949 through 1990"(PDF). Sarov, Russia: The Ministry of the Russian Federation for Atomic Energy, and Ministry of Defense of the Russian Federation. Archived from the original(PDF) on 2006-06-22. Official numbers and those in the table differ due to eleven tests, all fizzles, cited in other references and the one bomb left in its shaft when the Russians abandoned the Semipalatinsk site to Kazakhstan.
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Mikhailov, V. N., ed. (1996). "USSR Nuclear Weapons Tests and Peaceful Nuclear Explosions: 1949 through 1990"(PDF). Sarov, Russia: The Ministry of the Russian Federation for Atomic Energy, and Ministry of Defense of the Russian Federation. Archived from the original(PDF) on 2006-06-22. Official numbers and those in the table differ due to eleven tests, all fizzles, cited in other references and the one bomb left in its shaft when the Russians abandoned the Semipalatinsk site to Kazakhstan.