Moshkov, Mikhail. <br/><br/>
Partial Covers, Reduces and Decision Rules in Rough Sets. 

 - Switzerland  Springer  2008 
 - xi;150p. 
<br/><br/><label>ISBN: </label> Rs. 12704.15 
<br/><br/><label>Dewey Class. No.: </label>23rd. ed.