Proceedings / Comptes-Rendus / Berichte :  sixth International Congress on Rock Mechanics 
editors: G. Hergert & S. Vongpaisal. 
 - Rotterdam :  A. A. Balkema and Canadian Rock Mechanics Association,  1987 
 - 3v. :  ill. ;  29 cm. 
<br/><br/><label>ISBN: </label>9061917115 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rock mechanics--Congresses.