00867nam0-22003251i-450-99000397539040332120090804114255.01-58488-206-9000397539FED01000397539(Aleph)000397539FED0100039753920031023d2002----km-y0itay50------baitaITa---a---001yyCryptographytheory and practiceDouglas R. Stinson2nd ed.Boca RatonCRC Pressc2002Discrete Mathematics and its ApplicationsCrittografia005.8'2Stinson,Douglas R.27749ITUNINARICAUNIMARCBK990003975390403321005.82-STI-12398SC1SC1Cryptography331482UNINA