Koblitz, Neal, 1948- A course in number theory and cryptography / Neal Koblitz. - 2nd ed. - New York : Springer-Verlag, c1994. - x, 235 p. : ill. ; 25 cm. - Graduate texts in mathematics ; 114 . Includes bibliographical references and index. ISBN: 0387942939 Subjects--Topical Terms: Number theory.Cryptography. LC Class. No.: QA241 / .K672 1994