Application of multiple sorption model to estimation of CO2 sequestration capacity or CH4 recovery in polish hard coalsGrzegorz Jodłowski, Natalia Florencka, Elżbieta Vogt, Marta Wójcik and Magda ZiółkowskaE3S Web Conf., 14 (2017) 02028DOI: https://doi.org/10.1051/e3sconf/20171402028