𝔖 Bobbio Scriptorium
✦   LIBER   ✦

New approaches to steel supports for tunnels and mines : Billington, C J; Jacomb-Hood, E W Paper to Tunnelling '76 conference, London, 1–5 March, 1976, P349–357, disc P358–368


Publisher
Elsevier Science
Year
1978
Tongue
English
Weight
102 KB
Volume
15
Category
Article
ISSN
0148-9062

No coin nor oath required. For personal study only.