BIRÓ, Oszkár; BÁRDI, István. CALCULATION OF ELECTROMAGNETIC FIELD IN THE AIR GAP OF ASYNCHRONOUS MACHINES BY VARIATIONAL METHOD Periodica Polytechnica Electrical Engineering, [S. l.], v. 23, n. 3-4, p. 217–224, 1979. Disponível em: https://pp.bme.hu/ee/article/view/4833. Acesso em: 3 jul. 2024.