Unknown
Kawamura, S
;
Ando, M
;
Nakamura, T
;
[et al.]
Tsubono, K
;
Tanaka, T
;
Funaki, I
;
Seto, N
;
Numata, K
;
Sato, S
;
Ioka, K
;
Kanda, N
;
Takashima, T
;
Agatsuma, K
;
Akutsu, T
;
Aoyanagi, K-s
;
Arai, K
;
... and further 116
Institute of Physics