@article{NUMA_1984__45_132959,
     author = {Lois Mansfield},
     title = {On {Finite} {Element} {Subspaces} over {Quadrilateral} and {Hexahedral} {Meshes} for {Incompressible} {Viscous} {Flow} {Problems.}},
     journal = {Numerische Mathematik},
     pages = {165--172},
     publisher = {mathdoc},
     volume = {45},
     year = {1984},
     zbl = {0579.76026},
     url = {http://geodesic.mathdoc.fr/item/NUMA_1984__45_132959/}
}