(NpROSTRANSTWENNAQ SIMMETRIQ I OPTI^ESKIE SWOJSTWA TWERDYH TEL (B/s - (NbIRMAN(B, (NdV(B.s; (NiPATOWA(B, (Ni(B.(Np(B.s; d; (NrEBANE(B, (Nk(B.(Nk(B.s ((NmOSKWA (B:s (NmIR(B,s, 1978)
(Nt(B. 1 (1978, 387 (NS(B.)s (Nt(B. 2 (1978, 352 (NS(B.)s
Joseph L. Birman
Keywords: (NfIZI^ESKOE STROENIE MATERIIs