Design criteria for roof bolting plans using fully resin-grouted nontensioned bolts to reinforce bedded mine roof. Volume 2. Field survey : Gerdeen, J C; Snyder, V W; Viegelahn, G L USBM OFR 46(2)-80, 22 July 1977, 167P

• Publisher: Elsevier Science
• Year: 1981
• Tongue: English
• Weight: 93 KB
• Volume: 18
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(81)90934-7