(NtWOR^ESTWO nIKOLAQ tIHONOWAs (NISSLEDOWANIQ I SOOB](B.; (NWSTRE^I S tIHONOWYM(B; (NBIBLIOGRAFIQs - (NkOWALEW(B,(Nw(B. (Na(B.s (NwALENTIN aRHIPOWI^s ((Nl(B.s (NnAUKAs, 1973)
Keywords: (NtIHONOW n(B. (Ns(B.s