Electronic Resource
Johnston, P.N.
;
Walker, S.R.
;
Bubb, I.F.
;
[et al.]
Cohen, D.D.
;
Dytlewski, N.
;
Huit, M.
;
Whitlow, H.J.
;
Zaring, C.
;
Andersson, M.
;
Ostling, M.
Amsterdam
:
Elsevier
Nuclear Inst. and Methods in Physics Research, B
85 (1994), S. 907-910