Description of rock masses for engineering purposes. Report by the geological society engineering group working party : Q J Engng Geol, V10, N4, 1977, P355–388

• Publisher: Elsevier Science
• Year: 1979
• Tongue: English
• Weight: 109 KB
• Volume: 16
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(79)91533-x