Electric generators and motors of alternating current. Electromechatronic energy converters - L. I. Mazurenko; O. V. Dzhura; O. M. Popopvych; V. V. Hrebenikov; O. V. Bibik; I. V. Holovan; Yu. V. Shurub; A. P. Verbovyi; V. I. Romanenko (Proceedings of the Institute of Electrodynamics of the National Academy of Sciences of Ukraine, 2013)