![]() | North American Tunneling 2002 : Proceedings of the NAT Conference, Seattle, 18-22 May 2002 Levent Ozdemir (Colorado School of Mines, Golden, CO, USA) (Edited by) |
![hidden image for function call](https://upload.wikimedia.org/wikipedia/commons/c/ca/1x1.png)
![]() | North American Tunneling 2002 : Proceedings of the NAT Conference, Seattle, 18-22 May 2002 Levent Ozdemir (Colorado School of Mines, Golden, CO, USA) (Edited by) |