\bib{1986/beame} \yr 1986 \by Paul W. Beame \by Stephen A. Cook \by H. James Hoover \paper Log depth circuits for division and related problems \jour SIAM Journal on Computing \issn 0097--5397 \vol 15 \pages 994--1003 \url http://cr.yp.to/\allowbreak bib/\allowbreak entries.html#\allowbreak 1986/\allowbreak beame \endref