Dickson, Leonard Eugene. <br/><br/>
On invariants and the theory of numbers   
by Leonard Eugene Dickson 
 - New York  Dover Publications  1966 
 - ix, 110p. 
 - The Madison Colloquium, 1913  Part I .
<br/><br/><label>LCCN: </label>66-23743 
<br/><br/><label>Dewey Class. No.: </label>510  / N05.1;1