Johansen, John, <br/><br/>
Modern Trends in Tunnelling and Blast Design : 

 -  CRC Press,  2000. 
 - 182 pages 
<br/><br/><label>ISBN: </label>9789058093110 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Technology & Engineering.
<br/><br/><label>Dewey Class. No.: </label>624.19  / JOH