TY  - BOOK
AU  - Hardy, Darel W.
AU  - Richman, Fred
AU  - Walker, Carol L.
TI  - Applied Algebra: codes, ciphers, and discrete algorithms 
SN  - 9781420071429
AV  - QA 268 .H365 2009
PY  - 2009///
CY  - London
PB  - CRC Press
KW  - Coding theory. 2. Computer security
KW  - Mathematics
N1  - IT
ER  -