Unknown
Okusawa, T
;
Chikawa, M
;
Ohmori, T
;
[et al.]
Takeo, Y
;
Teranaka, M
;
Kusumoto, O
;
Konishi, T
;
Okabe, H
;
Yokota, J
;
Sato, T
;
Fukawa, M
;
Kichimi, H
;
Ochiai, F
;
Sugahara, R
;
Suzuki, A
;
Yoshimura, Y
;
... and further 1
Institute of Physics