UDC 662.33 Experimental Determination of the Sulfur Content in the Shubarkol Coal. The Eurasia Proceedings of Science, Technology, Engineering and Mathematics, [S. l.], v. 2, p. 318–322, 2018. Disponível em: https://epstem.net/index.php/epstem/article/view/98. Acesso em: 11 feb. 2026.