Unknown
Nakamura, J
;
Nagatomo, T
;
Oishi, Y
;
[et al.]
Ikedo, Y
;
Strasser, P
;
Saito, N
;
Miyazaki, K
;
Yokoyama, K
;
Okamura, K
;
Miyake, Y
;
Makimura, S
;
Nishiyama, K
;
Shimomura, K
;
Kawamura, N
;
Koda, A
;
Higemoto, W
;
... and further 3
Institute of Physics