@Walter Hinteler,
These are the three cite notes from what I quoted:
25. Weissman and Krosney, op. cit.,114-117
26. Cohen, op. cit., Israel and the Bomb, 82-83.
27. Spector, Leonard S., The Undeclared Bomb (Cambridge, Massachusetts: Ballinger Publishers, 1988), 387 (n.22).