Unknown
Shimizu, Y
;
Kobayashi, T
;
Kubo, T
;
[et al.]
Chiga, N
;
Isobe, T
;
Kawabata, T
;
Kondo, Y
;
Kusaka, K
;
Matsuda,, Y
;
Motobayashi, T
;
Murakami, T
;
Nakamura, T
;
Ohnishi, J
;
Ohnishi, T
;
Okuno, H
;
Otsu, H
;
... and further 6
Institute of Physics