STIMSON, R. DOUGLAS. <br/><br/>
CRYPTOGRAPHY, THEORY AND PRACTICE / 
DOUGLAS R.STIMSON. 
 - 4th ED. 
 - NEW YORK :  CRC,  2019. 
 - 580 P. ; 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>005.82  / DOU