TY  - BOOK
AU  - Delfs, Hans  .
TI  - Introduction to Cryptography: principles and applications / 
SN  - 3-540-78114-5
U1  - BOaBV 
PY  - 2002///
CY  - New York : 
PB  - Springer-Verlag , 
KW  - Cryptography
ER  -