HOLDE, D. V. .; GREGERSON, J. . The “Virtual Electric Utility” via Advanced Energy Control and Communications Systems: Backup Generation Offers a Surprisingly Large, Untapped Resource. Distributed Generation & Alternative Energy Journal, [S. l.], v. 17, n. 2, p. 6–26, 2002. DOI: 10.13052/dgaej2156-3306.1721. Disponível em: https://journals.riverpublishers.com/index.php/DGAEJ/article/view/14493. Acesso em: 14 may. 2026.