N. M., A.; KH. T., R. Development of Methods for Selecting Respiratory Dust Protection for Miners. European Journal of Life Safety and Stability (2660-9630), [S. l.], p. 452-457, 2022. Disponível em: http://www.ejlss.indexedresearch.org/index.php/ejlss/article/view/715. Acesso em: 5 out. 2025.