𝔖 Bobbio Scriptorium
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6000 M of full-face tunnel drivage in the coal mining district on the left side of the rhine (in German) : Boldt, H Rock Mech, Suppl 6, 1978, P147–160 (paper to 25th Geomechanical Colloquium, Austrian Society for Geomechanics, Salzburg, 14–15 Oct 1976)


Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
108 KB
Volume
16
Category
Article
ISSN
0148-9062

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