High power factor converter for normalizing flicker of arc furnacesJanson, Kuno; Järvik, JaanPower Quality '98 : [International Conference, June 18-20, 1998] : Hyderabad, India / The Institute of Electrical and Electronics Engineers, Inc1998 / p. 111-116: ill Minimisation of higher harmonics in high power saturable reactors for AC power transmission linesTellinen, Juhan; Järvik, JaanPower Quality '98 : [International Conference, June 18-20, 1998] : Hyderabad, India / The Institute of Electrical and Electronics Engineers, Inc1998 / p. 133-138: ill