Ratnaweera, Prasanna <br/><br/>
Geotechnical journal 

 - Colombo  Sri Lanka Geotechnical Society  1998 
 - 47 p.  Illustration 
<br/><br/><label>Subjects--Topical Terms: </label><br/>BOOKS BOX B1751<br/>GEOTECHNICAL
<br/><br/><label>Dewey Class. No.: </label>B1751  / LDC