Zimmermann, H.J.. , <br/><br/>
Fuzzy set theory -- and its applications / 
H. J. Zimmermann. 
 - 4th ed. 
 - xxv, 514 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0792374355 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fuzzy sets.<br/>Operations research.
<br/><br/><label>LC Class. No.: </label>QA248   / .Z55 2001