TY  - BOOK
AU  - Tsujii,Shigeo
TI  - Cryptography and security
SN  - 2881248691
U1  - 652.8 
PY  - 1900///]
CY  - New York
PB  - Gordon and Breach Science
KW  - Cryptography
KW  - Signs and symbols
KW  - Computer security
N1  - Includes index; Bibliography: p. 143-154
ER  -