@inproceedings{1995-naeslund ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1995/\allowbreak naeslund}} ,author={Mats N\"aslund} ,crossref={1995-guillou} ,MR={96i:94022} ,pages={356--366} ,title={{Universal hash functions & hard core bits}} ,year={1995} }