TY - BOOK AU - Blakley G R Ed. AU - Chaum David Ed. ED - Symposium on advances in cryptology (1984 : California) TI - Proceeding on advances in cryptology T2 - Lecture notes in computer science; 196 U1 - D65,8(B)p1,N84, M5 PY - 1985/// CY - Berlin PB - Springer Verlag KW - Computer science ER -