1. International Atomic Energy Agency (IAEA). South Africa's Nuclear Capabilities (GC(XXXV)IRESI 576), IAEA document GC(XXXVI/1015). (Vienna: IAEA, 1992) p. 6.
2. David Albright, Frans Berkhout, and William Walker, World Inventory of Plutonium and Highly Enriched Uranium 1992 (Oxford: Oxford University Press, 1993) p. 186. “Separative work unit” is a standard uranium-separation measure.
3. International Atomic Energy Agency. Communication Received from South Africa. Information Circular, INFCIR 314. (Vienna: IAEA, 1984) p. 1.