BOLLEN MATH H J UNDERSTANDING POWER QUALITY PROBLEMS UNDERSTANDING POWER QUALITY PROBLEMS - - NEW DELHI JOHN WILEY 2014 - 541 UNDER TEQIP PHASE-II ISBN: 978-81-265-3039-7 Subjects--Topical Terms: ELECTRICAL POWER QUALITY VOLTAGE SAGS INTERRUPTIONS Dewey Class. No.: 621.31 BOL / BOL