Electronic Resource
Guo, S.-L.
;
Sun, S.-F.
;
Hao, X.-H.
;
[et al.]
Luo, Y.
;
Zhao, Y.-H.
;
Wang, Y.-L.
;
Ren, G.
;
Zhou, Y.
;
Zhou, R.
;
He, Z.
Amsterdam
:
Elsevier
International Journal of Radiation Applications & Instrumentation. Part D,
15 (1988), S. 703-705