Niemann, Peter,  1965- <br/><br/>
Some generalized Kac-Moody algebras with known root multiplicities/ 
Peter Niemann. 
 - Providence, R.I.:  American Mathematical Society,  c2002. 
 - ix, 119 p.:  ill.;  26 cm. 
 - Memoirs of the American Mathematical Society;  no. 746 .
<br/><br/> "Volume 157, number 746 (second of 5 numbers)." 
<br/><br/>Includes bibliographical references (p. 116-117). 
<br/><br/><label>ISBN: </label>0821828886 (alk. paper) 
<br/><br/><label>LCCN: </label>00201823 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Kac-Moody algebras.<br/>Root systems (Algebra)
<br/><br/><label>Dewey Class. No.: </label>510 s  512/.55