1. Williams, T. M. 1971. Proc. B.N.E.S. Conference on Voids formed by Irradiation of Reactor Materials. March1971, Reading.
2. Walters, G. P. 1971. Proc. B.N.E.S. Conference on Voids formed by Irradiation of Reactor Materials. March1971, Reading.
3. Mazey, D. J., Hudson, J. A. and Nelson, R. S. 1971. Proc. B.N.E.S. Conference on Voids formed by Irradiation of Reactor Materials. March1971, Reading.
4. Bullough, R. and Perrin, R. C. 1971. Proc. B.N.E.S. Conference on Voids formed by Irradiation of Reactor Materials. March1971, Reading.
5. Worth, J. H. 1968. AERE-R 5704