%0 Journal Article %A Andrew S. Marks %A Spencer T. Unger %T Borel circle squaring %J Annals of mathematics %D 2017 %P 581-605 %V 186 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4007/annals.2017.186.2.4/ %R 10.4007/annals.2017.186.2.4 %G en %F 10_4007_annals_2017_186_2_4