000 00318nam a2200109Ia 4500
008 230718s9999||||xx |||||||||||||| ||und||
082 _a621.319 1
100 _aBOLLEN MATH H J
245 0 _aUNDERSTANDING POWER QUALITY PROBLEMS: VOLTAGE SAGS
_bAND INTERRUPTIONS
260 _bJOHN WILEY
_c2011
_aNEW DELHI
300 _a541
999 _c53309
_d53309