1. B.J. Allen and A. R. de L. Musgrove, Specialist Meeting on Nuclear Data for Structural Materials of Fast Reactors, Geel, Dec. 1977.
2. B. J. Allen and A. R. de L. Musgrove, Advances in Neutron Physics, Plenum Press, Vol. 19 (1978) 129 - and references therein.
3. B. J. Allen, M. J. Kenny, R. F. Barrett and K. H. Bray, Phys. Lett. 61B (1976) 161.