(NoSTRAKODY SREDNEGO KARBONA `VNOGO uRALA (B/s - (NkO^ETKOWA(B, (NnINA mIHAJLOWNAs; (NaKADEMIQ NAUK sssr(B.s (NbA[KIRSKIJ FILIALs; (NiNSTITUT GEOLOGII an sssrs ((NmOSKWA (B:s (NnAUKA(B,s, 1983)
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Keywords: (NoSTRAKODY (B- (NkARBON (B- (NuRALs