@article{ETNA_2007__26__a10,
     author = {Le Borne, Sabine and Oliveira, Suely},
     title = {Joint domain-decomposition $\cal H${-LU} preconditioners for saddle point problems},
     journal = {Electronic transactions on numerical analysis},
     pages = {285--298},
     publisher = {mathdoc},
     volume = {26},
     year = {2007},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2007__26__a10/}
}