Public-Key Cryptography and Computational Number Theory: Proceedings of the International Conference organized by the Stefan Banach International Mathematical Center Warsaw, Poland, September 11-15, 2000. :89-112
International Journal of Mathematics and Computer Science (Int. J. Math. Comput. Sci.) (20060101), 1, no.~1, 83-116. ISSN: 1814-0424 (print).eISSN: 1814-0432.