Electronic Resource
Zhu, Y.C.
;
Lu, J.G.
;
Li, J.
;
[et al.]
Shao, Y.Y.
;
Sun, H.S.
;
Dong, B.Z.
;
Zhou, G.P.
;
Zheng, Z.P.
;
Yu, C.J.
;
Cui, F.Z.
Amsterdam
:
Elsevier
Nuclear Instruments and Methods in Physics Research Section A:
244 (1986), S. 577-578