Chokkaiyan, R  <br/><br/>
Trend report on research in non-ferrous extractive metallurgy in India  
/ Indian National Scientific Documentation Centre   
 -  Indian National Scientific Documentation Centre,   1969 
 - 81p.  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science 
<br/><br/><label>Universal Decimal Class. No.: </label>55A