Quqing,Gao <br/><br/>
Tunnel and underground works today and future  proceedings of the International Congress, September 3-7, 1990, Chengdu, China /  [[Book] :] 
edited by Gao Quqing, Pan Changshi, Zhang Mi. 
 - Beijing, People's Republic of China :  International Academic Publishers,  c1990. 
 - 3 v. :  ill. ;  27 cm. 
<br/><br/> "Collection of papers presented at the International Tunnelling Congress during the 1990 ITA Annual Meeting"--P. v.  Sponsored by the International Tunnelling Association and the China Civil Engineering Society. 
<br/><br/><label>ISBN: </label>7800031128 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tunneling--Congresses.<br/>Tunnels--Congresses.<br/>Tunnels--Design--Congresses.<br/>Underground construction--Congresses.
<br/><br/><label>Dewey Class. No.: </label>624.19 
<br/><br/><label>National Library of Medicine Call No.: </label>624.19  / Q T