1. Apel T. and Matthies G., Nonconforming, anisotropic, rectangular finite elements of arbitrary order for the Stokes problem.SIAM J. Numer. Anal.46(2008) 1867–1891.
2. Arnold D.N. and Awanou G., Finite element differential forms on cubical meshes.Math. Comput.83(2014) 1551–1570.
3. D. Boffi, F. Brezzi and M. Fortin, Mixed finite element methods and applications. Vol. 44 ofSpringer Ser. Comput. Math.Springer, Heidelberg (2013).
4. Braack M., Burman E., John V. and Lube G., Stabilized finite element methods for the generalized Oseen problem.Comput. Methods Appl. Mech. Engrg.196(2007) 853–866.
5. Bramble J.H. and Hilbert S.R., Estimation of linear functionals on Sobolev spaces with application to Fourier transforms and spline interpolation.SIAM J. Numer. Anal.7(1970) 112–124.