New method of increasing the effectiveness of concentration of minerals / 
edited by I. N. Plaksin ; translation from Russian by INSDOC, New Delhi 
 - New delhi :  Indian National Scientific Documentation Centre,  c1973 
 - [x], 113 p. :  ill., charts, graphs, tables ;  24 cm. 
<br/><br/><label>ISBN: </label> Rs.11 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Minerology<br/>Minerological Chemistry
<br/><br/><label>Dewey Class. No.: </label>549