Underground facilities for better environment & safety/
Underground facilities for better environment & safety/
- New Delhi: Central Board of Irrigation & Power, 2008.
- 673 p.
Tunneling -- Congresses
Design and construction -- Congresses
Tunneling
Tunnels -- Design and construction
551 / KAN/U
Tunneling -- Congresses
Design and construction -- Congresses
Tunneling
Tunnels -- Design and construction
551 / KAN/U