^Eisenbrown, Robert E. AC Drives, Historical and Future Perspective of Innovation and Growth. Keynote Presentation for the 25th Anniversary of The Wisconsin Electric Machines and Power Electronics Consortium (WEMPEC). University of Wisconsin, Madison, WI, USA: WEMPEC: 6–10. 2008-05-18 [2008-03-28]. (原始内容存档于2007-08-18).
^Jahns, Thomas M.; Owen, Edward L. AC Adjustable-Speed Drives at the Millennium: How Did We Get Here?. IEEE Transactions on Power Electronics (IEEE). January 2001, 16 (1): 17–25. doi:10.1109/63.903985.