Coutinho, S C <br/><br/>
Mathematics of ciphers : Number theory and RSA cryptography 

 - Hyderabad  Universities Press  1999 
 - xv, 196p 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8173714428 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algorithms -- Information coding<br/>Ciphering -- Cryptographic device<br/>Cryptography -- <br/>Number theory<br/>RSA Cryptosystem