BUKŠNAITIS, J. Sinusoidal Three-phase Winding with Maximal Average Span. Elektronika ir Elektrotechnika, [S. l.], v. 60, n. 4, p. 42-45, 2005. Disponível em: https://eejournal.ktu.lt/index.php/elt/article/view/10414. Acesso em: 13 jun. 2021.