Unknown
Álvarez, V
;
Agramunt, J
;
Ball, M
;
[et al.]
Batallé, M
;
Bayarri, J
;
Borges, F I G
;
Bolink, H
;
Brine, H
;
Cárcel, S
;
Carmona, J M
;
Castel, J
;
Catalá, J M
;
Cebrián, S
;
Cervera, A
;
Chan, D
;
Conde, C A N
;
... and further 78
Institute of Physics