Unknown
Abreu, Y.
;
Amhis, Y.
;
Arnold, L.
;
[et al.]
Barber, G.
;
Beaumont, W.
;
Binet, S.
;
Bolognino, I.
;
Bongrand, M.
;
Borg, J.
;
Boursette, D.
;
Buridon, V.
;
Castle, B. C.
;
Chanal, H.
;
Clark, K.
;
Coupé, B.
;
Crochet, P.
;
... and further 45
Institute of Physics