%0 Journal Article %A Michael T. Lacey %T The bilinear maximal functions map into $L^p$ for $2/3 < p \leq 1$ %J Annals of mathematics %D 2000 %V 151 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AM_2000_151_1_a1/ %F AM_2000_151_1_a1