Electronic Resource
Williams, J.S.
;
Elliman, R.G.
;
Ridgway, M.C.
;
[et al.]
Jagadish, C.
;
Ellingboe, S.L.
;
Goldberg, R.
;
Petravic, M.
;
Wong, W.C.
;
Svensson, B.G.
;
Nygren, E.
;
Dezhang, Z.
Amsterdam
:
Elsevier
Nuclear Inst. and Methods in Physics Research, B
80-81 (1993), S. 507-513