Ph Jorrand , J Keleman <br/><br/>
Fundamentals of artificial intelligence research 

 - 
 -  Springer-Verlag  1991 
 - 255 
<br/><br/>  
<br/><br/><label>ISBN: </label>3-540-54507-7 
<br/><br/><label>Dewey Class. No.: </label>004.8