Camion Paul <br/><br/>
Difference sets in dementary abelian groups 

 - Montreal  Univ. Press          1979 
 - 96p.  cm. 
<br/><br/><label>Standard No.: </label>838 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B239M, L9