Air injection technique for investigating the integrity of pillars and ribs in coal mines : Barron, K Int J Rock Mech Min Sci, V15, N2, April 1978, p69–76

• Publisher: Elsevier Science
• Year: 1978
• Tongue: English
• Weight: 273 KB
• Volume: 15
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(78)90980-4