1. Scott D. Sagan and Kenneth N. Waltz, The Spread of Nuclear Weapons: A Debate Renewed (New York: W.W. Norton, 2002)
2. Peter D. Feaver, “Proliferation Optimism and Theories of Nuclear Operations,” in Zachary S. Davies and Benjamin Frankel, eds., The Proliferation Puzzle (London, Frank Cass, 1993), 159–191
3. For a survey, see Walter Wentz, Nuclear Proliferation (Washington, D.C.: Public Affairs Press, 1968), 133–137
4. Peter Lavoy, “The Strategic Consequences of Nuclear Proliferation: A Review Essay,” Security Studies 4, no. 4 (1995), 695–753
5. Peter Lavoy, Scott Sagan, and James Wirtz, eds., Planning the Unthinkable (Ithaca: Cornell University Press, 2000)