Key questions in rock mechanics :  proceedings of the 29th. U. S. Symposium / 
edited by P. A. Cundall, R. L. Sterling & A. M. Starfield. 
 - Rotterdam :  A. A. Balkema,  1988. 
 - 768 p. ;  22 cm. 
<br/><br/><label>ISBN: </label>9061918359 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock mechanics--Congresses.