Comparison of university level study methods and laboratory equipment for teaching of electrical drives [Electronic resource]Laugis, Juhan; Lehtla, TõnuEPE 2005 Dresden : 11th European Conference on Power Electronics and Applications : 11-14 September 2005, Dresden, Germany2005 / [8] p. : ill. [CD-ROM] Power factor correction of three-phase diode rectifiers using optimum ripple currents injection [Electronic resource]Sakkos, Tiiu; Sarv, VelloEPE 2005 Dresden : 11th European Conference on Power Electronics and Applications : 11-14 September 2005, Dresden, Germany2005 / [7] p. : ill. [CD-ROM]