SHEIKH, A. H.; BAKHSH, F. I. Optimal Power Flow Through Variable Frequency Transformer Using Different Optimization Techniques. Distributed Generation & Alternative Energy Journal, [S. l.], v. 37, n. 4, p. 1129–1158, 2022. DOI: 10.13052/dgaej2156-3306.37410. Disponível em: https://journals.riverpublishers.com/index.php/DGAEJ/article/view/15253. Acesso em: 28 may. 2024.