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2. K. Lee, Power Quality Analysis and New Harmonic and Unbalance Control of Modern Adjustable Speed Drives Or Uninterruptible Power Systems Under Nonideal Operating Conditions, University of Wisconsin--Madison, 2008, pp. 19-24.
3. Power Quality Issues: Current Harmonics;Mikkili;CRC Press,2015
4. Power System Harmonics in Power System Harmonics and Passive Filter Designs;Das;John Wiley & Sons,2015
5. M.A. Dimitrijevic, V.B. Litovski, Power Factor and Distortion Measuring for Small Loads Using USB Acquisition Module, Conference REV2006, 29/30 June 2006 Maribor, Slovenia, 2006, pp. 1-5.