Electronic Resource
Petrascu, M.
;
Berceanu, I.
;
Brancus, I.
;
[et al.]
Buta, A.
;
Duma, M.
;
Grama, C.
;
Lazar, I.
;
Mihai, I.
;
Ghita, I.
;
Mihaila, M.
;
Petrovici, M.
;
Simion, V.
Amsterdam
:
Elsevier
Nuclear Inst. and Methods in Physics Research, B
4 (1984), S. 396-398