Curtis ,Robert T <br/><br/>
Symmmetric generation of group : with applications to many of the sporadic finite simple groups 
by Robert T Curtis 
 - Cambridge  Cambridge University Press  2007 
 - xiv ,317p.  ;  25cm. 
 - Encyclopedia of mathematics and its applications : no .111 .
<br/><br/><label>ISBN: </label>052185721X