Bugeaud, Y <br/><br/>
Approximation by algebraic numbers 
Y. Bugeaud 
 - Cambridge  Cambridge University Press  2004 
 - xv  274 
 - Cambridge tracts in mathematics 160 .
<br/><br/><label>ISBN: </label>9780521045674  
<br/><br/><label>Dewey Class. No.: </label>3.02  / BUGE