Discrete groups and automorphic functions :  proceedings of an instructional conference organized by the London Mathematical ... / 
edited by W. J. Harvey 
 - London :  Academic Press,  1977 
 - 405 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0123299500 
<br/><br/><label>LCCN: </label>77-71823 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Discrete groups--Congresses