TY - BOOK AU - Sinkov,Abraham AU - Feil,Todd TI - Elementary cryptanalysis T2 - Anneli Lax new mathematical library SN - 9780883856475 (hbk.) U1 - 652.80151 PY - 2009/// CY - [Washington, D.C.] PB - Mathematical Association of America KW - Cryptography KW - Ciphers KW - Cryptographie KW - Chiffres ER -