(NaWTOMOBILXNYE TOPLIWA I SMAZO^NYE MATERIALY (B/s - (NiLXENKO(B, (No(B.(Ng(B.s; (NmINISTERSTWO WYS[EGO I SREDNEGO SPECIALXHOGO OBRAZOWANIQ rsfsrs ((NnOWO^ERKASSK (B:s (NiZD(B. (NOTDEL npi(B,s, 1960)
Keywords: (NsMAZO^NYE MATERIALYs