000 00289nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a621.313
100 _aTareev B M
245 0 _aElectrical Engineering Materials
250 _a1
260 _bMir Publishers Moscow
_c1979
942 _cBK
999 _c34332
_d34332