This material is based upon work supported by the National Science Foundation through grants DMS-1238711/1115421, DMS-0902683, DMS-1417980. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.

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(with X. Feng and R. Glowinski). SIAM Review, 55(2):205-267, 2013. - Stokes complexes and the construction of stable finite element methods with pointwise mass conservation

(with R. Falk). SIAM Journal on Numerical Analysis, 51(2):1308-1326, 2013. - Conforming and divergence-free Stokes elements on general triangular meshes

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