1. Berry, M.V., Buxton, B. F. and Ozorio de Almeida, A. M., 1973 Radiat. Effects, 20, 1
2. Blake, R. G., Jostons, A., Kelly, P. M. and Napier, J. G., 1978, Phil. Mag. A37, 1.
3. Buxton, B. F. and Berry, M. V. 1976 Phil. Trans. Roy. Soc. A282, 485.
4. Buxton, B. F., Eades, J. A., Steeds, J. W. and Rackham, G. M. 1976, Phil. Trans. Roy. Soc. A281, 171.
5. Buxton, B. F., Loveluck, J. E. and Steeds, J. W. 1978, Phil. Mag. 38, 259.