WANGCHUK, T. .; LHENDUP, T. . Emission of Extremely High Concentrations of PM2.5 and Ultrafine Particles during Firewood Combustion. Bhutan Journal of Research and Development , [S. l.], v. 8, n. 1, p. 73–86, 2019. Disponível em: http://103.133.216.36/index.php/bjrd/article/view/45. Acesso em: 9 sep. 2024.