WALTZ, J. P. . Investment-grade Audits… Fact, or Fiction. Strategic Planning for Energy and the Environment, [S. l.], v. 23, n. 1, p. 69–79, 2023. Disponível em: https://journals.riverpublishers.com/index.php/SPEE/article/view/20251. Acesso em: 24 may. 2026.