Stefania Cavallar Bruce Dodson Arjen K. Lenstra Walter M. Lioen Peter L. Montgomery Brian Murphy Herman te Riele Karen Aardal Jeff Gilchrist Gérard Guillerm Paul C. Leyland Joël Marchand François Morain Alec Muffett Chris Putnam Craig Putnam Paul Zimmermann Factorization of a 512-Bit RSA Modulus. 1-18 2000 EUROCRYPT http://link.springer.de/link/service/series/0558/bibs/1807/18070001.htm db/conf/eurocrypt/eurocrypt2000.html#CavallarDLLMMRAGGLMMMPPZ00