Proceedings of the First Congress of the International Society of Rock Mechanics, Lisbon, 25th September-1st October 1966 = Comptes-rendus du Premir Congres de la Societe Internationale de Mecanique des Roches = Sitzungsberichte des Ersten Internationalen Kongresses der Internationalen Gesellschaft fur Felsmechanik
Lisbon
Laboratorio Nacional de Engenharia Civil
1966-1967
3 V.:ill, fold. maps, ports
Summaries in English, French, and German
Includes bibliographies
Rock mechanics - Congresses
TA
706
.
I43
1966
AU
International Congress on Rock Mechanics )1st : 1966 : lisbon(