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

 - Cambridge:  Cambridge University Press,  1965 (Rep.1976) 
 - 120p. Index. Bibl. 
 - Cambridge tracts in Mathematics and Mathematical Physics, 55 .
<br/><br/><label>Dewey Class. No.: </label>515.73  / C785.AE