Frenkel, Igor. <br/><br/>
On axiomatic approaches to vertex operator algebras and modules/ 
Igor B. Frenkel, Yi-Zhi Huang, James Lepowsky. 
 - Providence, R.I.:  American Mathematical Society,  1993. 
 - vii, 64 p. ;  26 cm. 
 - Memoirs of the American Mathematical Society;  no. 494. .
<br/><br/> "July 1993, vol. 104, no. 494 (first of 6 numbers)." 
<br/><br/>Includes bibliographical references (p. 64). 
<br/><br/><label>ISBN: </label>0821825550 (acid-free paper) 
<br/><br/><label>LCCN: </label>93017169 
<br/><br/><label>Nat. Bib. No.: </label>GB95-12246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Vertex operator algebras<br/>Modules (Algebra)
<br/><br/><label>Dewey Class. No.: </label>510 s  512/.55