Development and verification of the resonant converter with parametrical alternation of resonant tank topology for constant-power manual arc weldingŠklovski, Jevgeni; Janson, Kuno; Niilo, HelarProceedings of the 13th International Scientific Conference Electric Power Engineering 2012 : EPE 2012 : Brno. Vol. 22012 / p. 1071-1076 : ill