Dynamics of sulfur absorption by marble during combustion of layered brown coal chargeVladimir Kislov, Yuliya Tsvetkova, Andrey Zaichenko, Dmitry Podlesniy, Maxim Tsvetkov and Eugeny SalganskyE3S Web Conf., 541 (2024) 04002DOI: https://doi.org/10.1051/e3sconf/202454104002