✦ LIBER ✦
Soft ground NATM tunnel designs for the Washington, D. C. Metro : Irshad, M; Heflin, L H Tunnlg Underground Space TechnolV3, N4, 1988, P385–392
- Publisher
- Elsevier Science
- Year
- 1989
- Tongue
- English
- Weight
- 114 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0148-9062
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