Unknown
Arsenescu, R
;
Baglin, C
;
Beck, H P
;
[et al.]
Borer, K
;
Bussière, A
;
Elsener, K
;
Gorodetzky, Ph
;
Guillaud, J P
;
Kabana, S
;
Klingenberg, R
;
Lehmann, G
;
Lindén, T
;
Lohmann, K D
;
Mommsen, R
;
Moser, U
;
Pretzl, K
;
... and further 4
Institute of Physics