KHRAMSHINA, E. ELECTRIC DRIVES OF THE FREQUENCY CONVERTER-TWO-SPEED ASYNCHRONOUS MOTOR SYSTEM WITH SWITCHING STRUCTURES. Bulletin of the South Ural State University series "Power Engineering", Челябинск, Россия, v. 15, n. 4, p. 83–93, 2015. DOI: 10.14529/power150412. Disponível em: https://www.powervestniksusu.ru/index.php/PVS/article/view/231. Acesso em: 20 may. 2024.