\bib{1976/yao}
\yr 1976
\mr 52:16128
\by Andrew C. Yao
\paper On the evaluation of powers
\jour SIAM Journal on Computing
\issn 0097--5397
\vol 5
\pages 100--103
\url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1976/\allowbreak yao
\endref