(NmEVDUNARODNYE KARTELI PO ^ERNYM I CWETNYM METALLAM (B:s ((NsPRAWO^NYE MATERIALY(B) /s - (NdIKANSKIJ(B, (Nm(B.(Ng(B.s; (NnAU^NO(B-(NISSLEDOWATELXSKIJ KON_@NKTURNYJ INSTITUT M(B-(NWA WNE[NEJ TORGOWLI sssrs ((NmOSKWA (B:s (NwNE[TORGIZDAT(B,s, 1952)
Keywords: (N|KONOMIKA NARODNOGO HOZQJSTWAs