Kinetics of methane and carbon dioxide sorption and sorption–induced expansion of coal – kinetic equations assessmentKatarzyna Czerw, Agnieszka Ćwik, Paweł Baran and Katarzyna ZarębskaE3S Web Conf., 10 (2016) 00012DOI: https://doi.org/10.1051/e3sconf/20161000012