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Tunnel construction in very weak sandstone : Nelson, C R; Petersen, D L; Nelson, B K Proc 1987 Rapid Excavation and Tunnelling Conference, New Orleans, 14–17 June 1987 V1. P21–27. Publ Littleton: Society of Mining Engineers, 1987


Book ID
100025215
Publisher
Elsevier Science
Year
1989
Tongue
English
Weight
114 KB
Volume
26
Category
Article
ISSN
0148-9062

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