Grosswald, E <br/><br/>
Bessel polynomials 
E. Grosswald 
 - Berlin  Springer  1978 
 - xiv  182 
 - Lecture notes in mathematics 698 .
<br/><br/><label>ISBN: </label>3540091041  
<br/><br/><label>Dewey Class. No.: </label>4.15+22  / GROS