TY - BOOK AU - Knospe, Heiko TI - Course in cryptography T2 - Pure and applied undergraduate texts ; 40 SN - 978-93-49750-19-7 U1 - 005.82 23rd. PY - 2019/// CY - Hyderabad PB - Universities Press KW - Cryptography UR - www.universitiespress.com ER -