BAXTER, Glenn. An Assessment of the use of the ISO 50001 Certified Energy Management Systems by Airports. International Journal of Environment, Agriculture and Biotechnology, [S. l.], v. 7, n. 6, 2022. Disponível em: https://journal-repository.com/index.php/ijeab/article/view/5815.. Acesso em: 18 apr. 2025.