1. SIPRI, The Problem of Chemical and Biological Warfare, vol.2, pp.235–47; B. Roberts, Statement included in a Joint Hearing before the Committee on Foreign Relations and the Subcommittee on Energy, Nuclear Proliferation and Government Processes of the Committee on Governmental Affairs United States Senate, Chemical Warfare: Arms Control and Nonproliferation, 98th Congress, second session, 28 June 1984, pp.53–75; G.K. Vachon, ‘Chemical Weapons and the Third World’, Survival, vol.26, no.2 (March–April 1984), pp.79–86.
2. U[nited] S[tates] Dep[artmen]t of State, Chemical Warfare in Southeast Asia and Afghanistan: Report to the Congress from Secretary of State Alexander M. Haig, Jr., 22 March 1982, Special Report no.98, hereafter referred to as the Haig Report, pp.6, 13 14, 16-18, and Chemical Warfare in Southeast Asia and Afghanistan: An Update Report from Secretary of State George P. Shultz, November 1982, Special Report no.104, hereafter referred to as the Shultz Report, pp.6-7. See also R.L. Bartley and W.P. Kucewicz, 'Yellow Rain and the Future of Arms Agreements', Foreign Affairs, vo1.61, no.4 (Spring 1983), pp.805-26
3. E. Harris, 'Sverdlovsk and Yellow Rain', International Security, vol.11, no.4 (Spring 1987), pp.41-95.
4. UN General Assembly, 'Provisional Verbatim Record of the Tenth Meeting', forty-third session, A/43/PV.10 (30 September 1988), p.11
5. G.M. Burck and C.C. Floweree, International Handbook on Chemical Weapons Proliferation (New York: Greenwood Press, 1991), p.163.