The efficiency of the process of coal gasification in the presence of hydrogenGracjana Woźniak, Rafał Longwic, Kamil Szydło, Adam Kryłowicz, Jarosław Kryłowicz and Robert JuszczakE3S Web Conf., 46 (2018) 00030DOI: https://doi.org/10.1051/e3sconf/20184600030