%0 Journal Article %A Le Borne, Sabine %A Oliveira, Suely %T Joint domain-decomposition $\cal H$-LU preconditioners for saddle point problems %J Electronic transactions on numerical analysis %D 2007 %P 285-298 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/ETNA_2007__26__a10/ %G en %F ETNA_2007__26__a10