000 00245nam a2200109Ia 4500
008 230401s9999 xx 000 0 eng d
100 _anagrath(IJ)
245 0 _aElECRONIC Device & CIRCUIT
250 _aV th
260 _bPHI
942 _2ddc
_cBTECH
999 _c6062
_d6062