Okubo, A <br/><br/>
Diffusion & ecological problems  mathematical models 
A. Okubo 
 - Berlin  Springer  1980 
 - 254 
 - Biomathematics 10 .
<br/><br/><label>ISBN: </label>3540096205 
<br/><br/><label>Dewey Class. No.: </label>14.05  / OKUB