\bib{1976/brent-zero} \yr 1976 \mr 54:11843 \by Richard P. Brent \paper Multiple-precision zero-finding methods and the complexity of elementary function evaluation \inbook \cite{1976/traub} \pages 151--176 \url http://web.comlab.ox.ac.uk/oucl/work/richard.brent/pub/pub028.html \endref