(NgRAFITIZACIQ I SWOJSTWA ^UGUNA (B/s - (NnEIVKO(B, (NiWAN gRIGORXEWI^s; (NvUKOW(B, (Na(B.(Na(B.s; (NiNSTITUT PROBLEM LITXQ an uKRAINSKOJ ssrs ((NkIEW (B:s (NnAUK(B. (NDUMKA(B,s, 1989)
(NsPISOK LIT(B. (NS(B. 197-203s
Keywords: (N~UGUN (B- (NgRAFITIZACIQs