Cardoso, Janette <br/><br/>
Fuzziness in petri nets 
JanetteCardoso 
 - Brazil  Physica- Verlag  1999 
 - x;318 
<br/><br/><label>ISBN: </label>3790811580 
<br/><br/><label>Dewey Class. No.: </label>511.35  / CA-F