Electronic Resource
Nakajima, K.
;
Enomoto, A.
;
Kobayashi, H.
;
[et al.]
Nakanishi, H.
;
Nishida, Y.
;
Ogata, A.
;
Ohsawa, S.
;
Oogoe, T.
;
Shoji, T.
;
Urano, T.
Amsterdam
:
Elsevier
Nuclear Instruments and Methods in Physics Research Section A:
292 (1990), S. 12-20