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Ribeiro; et al. (Apr 2004). "An improved method for signal processing and compression in power quality evaluation". 2003 IEEE Power Engineering Society General Meeting (IEEE Cat. No.03CH37491). Vol. 19. IEEE. pp. 464–471. doi:10.1109/PES.2003.1270480. ISBN0-7803-7989-6. S2CID62578540. {{cite book}}: |journal= ignored (help)
