@article{ETNA_2015__44__a27,
     author = {Pearson, John W.},
     title = {On the development of parameter-robust preconditioners and commutator arguments for solving {Stokes} control problems},
     journal = {Electronic transactions on numerical analysis},
     pages = {53--72},
     publisher = {mathdoc},
     volume = {44},
     year = {2015},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/ETNA_2015__44__a27/}
}