Leng, Gangsong <br/><br/>
Geometric inequalities  / 

 - Shanghai:  East China Normal University Press,  2016 
 - viii, 136p. 
 - Mathematical Olympiad series    vol. 12 .
<br/><br/><label>ISBN: </label>9789814696487 
<br/><br/><label>Dewey Class. No.: </label>515.26  / L566.GI