The sustainable supply of raw materials and an innovative method of testing metallurgical coal blends
Dreger, Marcin, Celary, Piotr, Więcek, Katarzyna, Kocela-Jagiełko, Aneta
Methane emissions and demethanation of coal mines in the Upper Silesian Coal Basin between 1997 and 2016
Dreger, Marcin, Kędzior, Sławomir