LESTER, M. A. . Polk County Public Schools: Leading the Way in Florida with Low Tech Solutions. Strategic Planning for Energy and the Environment, [S. l.], v. 33, n. 3, p. 61–66, 2023. Disponível em: https://journals.riverpublishers.com/index.php/SPEE/article/view/19749. Acesso em: 28 apr. 2026.