@book{1988-guenther ,title={{Advances in cryptology: EUROCRYPT '88}} ,booktitle={{Advances in cryptology: EUROCRYPT '88}} ,author={Christoph G. G\"unther} ,ISBN={3--540--50251--3} ,MR={90a:94002} ,publisher={Springer-Verlag} ,address={Berlin} ,series={Lecture Notes in Computer Science} ,volume={330} ,year={1988} }