FENG, X.; ADAMUS, A. Overview of Research and Use of Indicator Gases of Coal Spontaneous Combustion in China. GeoScience Engineering, [S. l.], v. 60, n. 1, 2014. Disponível em: https://geoscience.cz/ojs/index.php/GSE/article/view/16. Acesso em: 30 apr. 2026.