Influence of coal rib pillar width on the stability of strata around the face-end and gateroad in longwall mining : Szwilski, T B Proc 21st US Symposium on Rock Mechanics, Rolla, Missouri, 28–30 May 1980, P285–298

• Publisher: Elsevier Science
• Year: 1981
• Tongue: English
• Weight: 113 KB
• Volume: 18
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(81)90134-0