Parkes, D. B. <br/><br/>
The performance of tunnel-boring machines in rock / 
D.B.Parkes 
 - London :  Construction Industry Research and Information Association,  1988. 
 - 56 p. :  ill. 
 - CIRIA special publication;  62 .
<br/><br/><label>LCCN: </label>44041188  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling--Equipment and supplies.<br/>Boring.<br/>Underground construction.