@article{1984-blum ,note={URL: {\tt http://cr.yp.to/\allowbreak bib/\allowbreak entries.html\#\allowbreak 1984/\allowbreak blum}} ,author={Manuel Blum and Silvio Micali} ,ISSN={0097--5397} ,journal={SIAM Journal on Computing} ,MR={86a:68021} ,pages={850--864} ,title={{How to generate cryptographically strong sequences of pseudorandom bits}} ,volume={13} ,year={1984} }