Ying-Ming, Liu <br/><br/>
Fuzzy topology 

 - Singapore  World scientific  1997 
 - x,353p.  23 cm. 
 - Advances in Fuzzy systems-Applications and theory .
<br/><br/><label>ISBN: </label>9810228627 
<br/><br/><label>Dewey Class. No.: </label>514.322,D,Yin  / _