@article{1985-riesel-modern ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1985/\allowbreak riesel-modern}} ,author={Hans Riesel} ,ISSN={0006--3835} ,journal={BIT} ,MR={87c:11122} ,pages={205--222} ,title={{Modern factorization methods}} ,volume={25} ,year={1985} }