(NdO^KI MATERIs - (NbADXEWA |(B. (Na(B., (NbELKIN a(B. (Ns(B., (NmARTYNOW f(B. (Nt(B.s ((NsWERDLOWSKs (NsR(B.-(NuRALXSSKOE KN(B. (NIZD(B-(NWOs, 1986)