%0 Journal Article %A Yvonne Choquet-Bruhat %A James York %T Well posed reduced systems for the Einstein equations %J Banach Center Publications %D 1997 %P 119-131 %V 41 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/-41-1-119-131/ %R 10.4064/-41-1-119-131 %G en %F 10_4064__41_1_119_131