1. D. Besset, Q. H. Do, B. Favier, L. G. Greeniaus, R. Hess, C. Lechanoine, D. Rapin, D. W. Werren and Ch. Weddigen, to be published in Phys. Rev.;
2. PhD thesis No. 1884;Rapin,1978
3. D. Besset, Q. H. Do, B. Favier, L. G. Greeniaus, R. Hess, C. Lechanoine, D. Rapin, D. W. Werren and Ch. Weddigen, Nucl. Instr. and Meth., this issue, p. 379.
4. PhD thesis No. 1894;Favier,1978
5. W. T. Eadie, D. Drijard, F. E. James, M. Roos and B. Sadoulet (North-Holland Publishing Company, Amsterdam, 1971).