000 00323nam a2200133Ia 4500
008 170101s1986 xx 000 0 und d
020 _a085226190X
082 _a621.3 DUB
100 _aDubey, G.K
245 0 _aThyristorised power controllers
260 _aKolkata
_bNew Age
_c1986
300 _aP.825
942 _2ddc
_cBK
999 _c242781
_d242781