Landau, L.D.. <br/><br/>
Theory of Elasticity /  

 - Second Ed. /  
 - England :   Pergamon Press Ltd.. 
 - p.165,vi :  
<br/><br/><label>ISBN: </label>0-08-006465-5 
<br/><br/><label>Dewey Class. No.: </label>C2,2  / J9L,L0;8