Cozzens, Margaret <br/><br/>
Mathematics of encryption  : an elementary introduction / 

 - Providence:  American Mathematical Society,  2017 
 - xvii, 332p. Bibl. Index 
 - Mathematical World ; 29 .
<br/><br/><label>ISBN: </label>9781470437336 
<br/><br/><label>Dewey Class. No.: </label>518.1  / C882.ME