@article{NUMA_1993__66_3_133776,
     author = {Hermann Weber},
     title = {A multigrid method for a {Petrov-Galerkin} discretization of the {Stokes} equations.},
     journal = {Numerische Mathematik},
     pages = {525--541},
     year = {1993},
     volume = {66},
     number = {3},
     zbl = {0796.65138},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1993__66_3_133776/}
}