\bib{1975/hyafil} \yr 1975 \by L. Hyafil \by H. T. Kung \paper The complexity of parallel evaluation of linear recurrence \inbook \cite{1975/rounds-stoc7} \pages 12--22 \url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1975/\allowbreak hyafil \endref