Zimmermann, H J (q (Hans-Jɵrgen), 1934- <br/><br/>
Fuzzy set theory  and its applications 
H. J. Zimmermann. 
 - 3rd. ed. 
 - Boston  Kluwer Academic  1996 
 - xx, 435p.; 22cm. 
<br/><br/><label>ISBN: </label>792396243 
<br/><br/><label>Dewey Class. No.: </label>511.322  / Z07F