Large permanent underground openings
Subtitle: proceedings of the International symposium held in Oslo 23-25 September 1969.  Ed. by Tor L. Brekke [and] Finn A. Jörstad.
Contributors: Brekke, Tor L.,; Jörstad, Finn Asbjørn, 1922-,
Series: Scandinavian university books
Publisher: Universitetsforlaget
Published: 1970
Place of publication: Oslo
Language: eng
Number of pages: 372
Subjects: Underground construction -- Congresses; Engineering geology -- Congresses; Rock mechanics -- Congresses