000 00289nam a2200121Ia 4500
020 _a085226290 X
100 _aDobey G K
245 _aThyristorised power controllers
260 _c1988
_bWILEY EASTERN
_aNew Delhi
300 _axv+823
700 _aDoradla Joshi A
_aJoshi A
942 _cBK
999 _c15988
_d15988