TY  - GEN
AU  - Delfs,Hans
AU  - Knebl,Helmut
TI  - Introduction to cryptography : principles and applications 
SN  - 3540422781
PY  - 2002///
CY  - Berlin, New York
PB  - Springer
KW  - Computer security
KW  - Cryptography
KW  - Data encryption (Computer science)
ER  -