DEVELOPMENT OF THE METHODOLOGY FOR MEASURING NOISE LEVELS IN THE UNDERGROUND ROLLING STOCK. Journal Akustika, [S. l.], v. 39, n. 39, 2025. DOI: 10.36336/qqdesr52. Disponível em: https://journalakustika.com/index.php/akustika/article/view/21. Acesso em: 3 apr. 2025.