(NsIMMETRIQ W PRIRODE (B/s - (N{AFRANOWSKIJ(B, (NiLARION iLARIONOWI^s ((NlENINGRAD (B:s (NnEDRAs (NlENINGR(B. (NOTD(B-(NNIE(B,s, 1985)
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Keywords: (NsIMMETRIQs