Turchaninov, I.A.. <br/><br/>
Principles of Rock Mechanics /  

 - 1st ed /  
 - Maryland 20850 :   Terraspace Inc ,   1977 
 - p.492 :  
<br/><br/><label>ISBN: </label>0-918990-06-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth science- Rock mechanics
<br/><br/><label>Dewey Class. No.: </label>H211(B7)  / L7