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Authors
Author
Martin Herrenknecht
Books
Hardrock Tunnel Boring Machines
Martin Herrenknecht, Bernhard Maidl, Leonhard Schmid, Willy Ritz
Hardrock Tunnel Boring Machines
Martin Herrenknecht, Bernhard Maidl, Leonhard Schmid, Willy Ritz
Mechanised Shield Tunnelling
Gerhard Wehrmeyer, Martin Herrenknecht, Bernhard Maidl, Ulrich Maidl