%0 Journal Article %A Jacob Fox %A János Pach %A Adam Sheffer %A Andrew Suk %A Joshua Zahl %T A semi-algebraic version of Zarankiewicz's problem %J Journal of the European Mathematical Society %D 2017 %P 1785-1810 %V 19 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4171/jems/705/ %R 10.4171/jems/705 %F JEMS_2017_19_6_a3