1. Pierre Gallois, Stratégie de I’ Age Nucléaire (Paris: Calmann-Lévy, 1960);the English edition appeared as The Balance of Terror, trs. Richard Howard (Boston: Houghton Mifflin, 1961).
2. André Beaufre, ‘The Sharing of Nuclear Responsibilities: A Problem in Need of a Solution’, International Affairs, Vol. 31, No. 3 (July 1965), p. 416.
3. General Charles Ailleret, ‘Directed Defence’, Survival, Vol. X, No. 2 (February 1968), pp. 38–43.
4. Ian Smart, The Future of the British Nuclear Deterrent: Technical, Economic and Strategic Issues (London: RI IA, 1977).