1. Theoretical Numerical Analysis. A Functional Analysis Framework;Atkinson,2009
2. Numerical Methods for Nonlinear Variational Problems;Glowinski,2008
3. An Introduction to Variational Inequalities and their Applications;Kinderlehrer,2000
4. Numerical Solution of Variational Inequalities by Adaptive Finite Elements;Suttmeier,2008
5. Error estimates for the finite element solution of variational inequalities, Part I. Primal theory;Brezzi;Numer. Math.,1977