Bleistein,Norman  <br/><br/>
Asymptotic Expansions of Integrals 
Bleistein,Norman & Handelsman,Richard A. 
 - New York  Holt Rinehart  1975 
 - 410  Illustration,index & reference 
<br/><br/><label>ISBN: </label>30835968 
<br/><br/><label>Dewey Class. No.: </label>515  / B616