Present state of South African shaft construction (In German) : Douglas, A B; Pfutzenreuter, F R B GluckaufV126, N5/6, March 1990, P241–251

• Book ID: 100028003
• Publisher: Elsevier Science
• Year: 1990
• Tongue: English
• Weight: 105 KB
• Volume: 27
• Category: Article
• ISSN: 0148-9062
• DOI: 10.1016/0148-9062(90)91500-7