@inproceedings{1990-lenstra-survey ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1990/\allowbreak lenstra-survey}} ,author={Arjen K. Lenstra and Hendrik W. Lenstra, Jr.} ,crossref={1990-vanleeuwen} ,pages={673--715} ,title={{Algorithms in number theory}} ,year={1990} }