Rock mechanics as a guide for efficient utlization of natural resorces  proceedings 

 - Rotterdam  A.A.Balkema  1989 
 - xxvi,97 p. 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Rock Mechanics
<br/><br/><label>Dewey Class. No.: </label>624.15132  / U4R