Large motorway tunnels in Liguria, Italy : Gentilli, G; Pigorini, B Paper to Tunnelling '76 conference, London, 1–5 March, 1976, P177–187, disc P188–198
| Zdroj: | In International Journal of Rock Mechanics and Mining Sciences and Geomechanics Abstracts 1978 15(1):A11-A11 |
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| Databáze: | ScienceDirect |
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