(N~TENIQ PAMQTI a(B.(Nf(B. (NiOFFE(B, 1987-1988 :s (NsBORNIK NAU^NYH TRUDOW (B/s - (NtU^KEWI^(B, (NwLADIMIR mAKSIMOWI^s; (NfIZIKO(B-(NTEHNI^ESKIJ INSTITUT IM(B. (Na(B.(Nf(B. (NiOFFE an sssrs ((NlENINGRAD (B:s (NnAUKA(B. (NlENINGR(B. (NOTD(B-(NNIE(B,s, 1989)
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Keywords: (NpOLUPROWODNIKIs; (NfIZIKAs