Grandell, Jan,  1943- <br/><br/>
Doubly stochastic Poisson processes / 
Jan Grandell. 
 - Berlin ;   New York :   Springer-Verlag,   1976. 
<br/><br/><label>ISBN: </label>0387077952 
<br/><br/><label>Universal Decimal Class. No.: </label>51