Diļevs, Guntis, and Edgars Jakobsons. “The Generated Power of Multipole Induction Generator With Secondary Winding on the Stator”. Electrical, Control and Communication Engineering 25, no. 25 (January 1, 2009): 31–34. Accessed March 7, 2026. https://ecce-journals.rtu.lv/ecce/article/view/v10144-009-0006-2.