Treviso, C.H. G. et al. 2004. Three-phase power supply, output 60v and 100a, with unit power factor and low RFI level. Semina: Ciências Exatas e Tecnológicas. 24, 1 (Jul. 2004), 25–34. DOI:https://doi.org/10.5433/1679-0375.2003v24n1p25.