OPPENHEIM, B. W. . Impact of Productivity on Energy Conservation. Strategic Planning for Energy and the Environment, [S. l.], v. 26, n. 3, p. 48–65, 2023. Disponível em: https://journals.riverpublishers.com/index.php/SPEE/article/view/20055. Acesso em: 3 jun. 2026.