000 00295nam a2200121Ia 4500
005 20260329235131.0
008 260329s9999||||xx |||||||||||||| ||und||
082 _a681.2 B292S
100 _aBaskakov,S.I
245 0 _aSignals and circuits
260 _bMir publisher moscow
_c1986
942 _cBK
999 _c277979
_d277979