BERRY, D. . Buying Electricity: Bounding the Risks. Strategic Planning for Energy and the Environment, [S. l.], v. 17, n. 2, p. 8–15, 2023. Disponível em: https://journals.riverpublishers.com/index.php/SPEE/article/view/20687. Acesso em: 24 may. 2026.