@inproceedings{1996-denny ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1996/\allowbreak denny}} ,author={Thomas F. Denny and Volker Mueller} ,crossref={1996-cohen} ,MR={98k:11184} ,pages={75--90} ,title={{On the reduction of composed relations from the number field sieve}} ,year={1996} }