00392nam a2200133Ia 450000500170000000800410001702000180005808200230007610000690009924500270016826000280019530000140022365000210023720250407152750.0231217s9999    xx            000 0 und d  a9789400706347  a621.3191  CHA;1  R  aChattopadhyay, Surajit. Mitra, Madhuchhanda. Sengupta, Samarjit. 0aElectric power quality  c2011bSpingeraNew York  axxii, 179  aElectric,quality