TY  - BOOK
AU  - William Stallings 
TI  - CRYPTOGRAPHY AND NETWORK SECURITY Principle and Practice 5th Edition
SN  - 9788131761663
U1  - 005.80 
PY  - 2011///?]
CY  - Prentice Hall, [Lieu de publication non identifié], 
PB  - [Lieu de publication non identifié], 
ER  -