1. Sobolev Spaces;Adams,1975
2. A stable finite element for the Stokes equations;Arnold;Calcolo,1985
3. The finite element method with Lagrangian multipliers;Babuška;Numerische Mathematik,1973
4. Numerical treatment of the Navier-Stokes equations with slip boundary condition;Bänsch;SIAM Journal on Scientific Computing,2000
5. Partial Differential Equations and Boundary Value Problems;Barbu,1998