Copson E T <br/><br/>
Asymptotic expansions 

 -  1965 
 - p.  cm. 
 - Cambridge tracts in mathematics and mathematical physics; 55 .
<br/><br/><label>Standard No.: </label>23031 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B369, K5