1. Standard Practice for Proximate Analysis of Coal and Coke;ASTM International D3172--13(2021)e1,2021
2. Standard Test Methods for Compressive Strength and Elastic Moduli of Intact Rock Core Specimens under Varying States of Stress and Temperatures;ASTM International D7012-14e1,2014
3. Laboratory studies on the grindability of anthracite and other coals;Austin,1959
4. Fossil Hydrocarbons;Berkowitz,1997
5. Druckfestigkeit von Kohle. Gluckauf;Bode,1933