(NmETALLOGRAFIQ ^UGUNA (B/s - (NbOGA^EW(B, (Ni(B.(Nn(B.s ((NmOSKWAs (NsWERDLOWSK (B:s (NmA[GIZ(B,s, 1952)
(NlIT(B. : (NS(B. 364-365s
Keywords: (NmETALLOGRAFIQ ^UGUNAs