(NpREDOHRANITELXNYE WZRYW^ATYE WE]ESTWA W GORNOJ PROMY[LENNOSTI (B/s - (NdUBNOW(B, (NlEW wLADIMIROWI^ s ((NmOSKWA (B: s (NlENINGRAD (B:s (NuGLETEHIZDAT(B,s, 1953)
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Keywords: (NwZRYW^ATYE WE]ESTWAs