Shaft boring application in South Africa - a report on the Oryx 1B ventilation shaft project : Roos, F C S Afr Min WorldV9, N2, March 1990, P60–73

• Publisher: Elsevier Science
• Year: 1990
• Tongue: English
• Weight: 103 KB
• Volume: 27
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(90)91311-t