Electronic Resource
Gibbons, J.P.
;
Elston, S.B.
;
DeSerio, R.
;
[et al.]
Biedermann, C.
;
Breinig, M.
;
Gonzalez-Lepera, C.E.
;
Heil, O.
;
Hulskotter, H.-P.
;
Vane, C.R.
;
Rothard, H.
;
Sellin, I.A.
Amsterdam
:
Elsevier
Nuclear Inst. and Methods in Physics Research, B
40-41 (1989), S. 53-55