VASYLIV, K. Analysis processes independent generator with contactless cascade three-phase modulated by exciter circuit in one star and combined connection modulator phase during work unit induction motor. Енергетика і автоматика, [S. l.], n. 1, 2015. Disponível em: https://journals.nubip.edu.ua/index.php/Energiya/article/view/4960. Acesso em: 11 лют. 2026.