New theoretical approach to input current shaping in ac-dc power converters [Electronic resource]Janson, Kuno; Bolgov, Viktor; Vinnal, Toomas; Järvik, JaanProceedings of 5th International Conference 2007 : Compatibility in Power Electronics : 29 May - 1 June 2007, Gdynia, Poland2007 / [8] p. : ill. [CD-ROM] https://ieeexplore.ieee.org/document/4296517