TY  - BOOK
AU  - Yaschenko,V.V.
TI  - Cryptography : an introduction / 
SN  - 9780821848500
U1  - 005.82  23
PY  - 2002///
CY  - Rhode Island : 
PB  - American Mathematical Society , 
KW  - COMPUTER SECURITY
KW  - CRYPTOGRAPHY
N1  - Includes biliographies
ER  -