LAIO ANDRADE SACRAMENTO; DOMINGUEZ, Dany Sanchez; PESSÔA, José Renato de Castro; ASSIS, Joaquim Teixeira. Identification of sewer pipes in concrete structures through ultrasonic tomography . REVISTA CEREUS, [S. l.], v. 14, n. 1, p. 304–318, 2022. Disponível em: https://www.ojs.unirg.edu.br/index.php/1/article/view/3705. Acesso em: 1 ago. 2026.