@article{1987-silverman ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1987/\allowbreak silverman}} ,author={Robert D. Silverman} ,ISSN={0025--5718} ,journal={Mathematics of Computation} ,MR={88c:11079} ,pages={329--339} ,title={{The multiple polynomial quadratic sieve}} ,volume={48} ,year={1987} }