Surface stability in areas underlain by old coal workings : Littlejohn, G S Ground Engng, V12, N2, March 1979, P22–30

• Publisher: Elsevier Science
• Year: 1979
• Tongue: English
• Weight: 110 KB
• Volume: 16
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(79)91326-3