SOUZA SOBRINHO, Antonio Serafim de. Measurements of the flue gases oxygen concentration by Lambda sensor. Revista Tecnologia, [S. l.], v. 31, n. 1, p. 91–98, 2016. Disponível em: https://ojs.unifor.br/tec/article/view/5338. Acesso em: 1 out. 2025.