no. R2
Approximation of an elliptic boundary value problem with unilateral constraints
Revue française d'automatique, informatique, recherche opérationnelle. Analyse numérique, Tome 9 (1975) no. R2, pp. 5-12. 
@article{M2AN_1975__9_2_5_0,
     author = {Falk, Richard S.},
     title = {Approximation of an elliptic boundary value problem with unilateral constraints},
     journal = {Revue fran\c{c}aise d'automatique, informatique, recherche op\'erationnelle. Analyse num\'erique},
     pages = {5--12},
     publisher = {Dunod},
     address = {Paris},
     volume = {9},
     number = {R2},
     year = {1975},
     mrnumber = {390477},
     zbl = {0316.65024},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1975__9_2_5_0/}
}
TY  - JOUR
AU  - Falk, Richard S.
TI  - Approximation of an elliptic boundary value problem with unilateral constraints
JO  - Revue française d'automatique, informatique, recherche opérationnelle. Analyse numérique
PY  - 1975
SP  - 5
EP  - 12
VL  - 9
IS  - R2
PB  - Dunod
PP  - Paris
UR  - http://www.numdam.org/item/M2AN_1975__9_2_5_0/
LA  - en
ID  - M2AN_1975__9_2_5_0
ER  - 
%0 Journal Article
%A Falk, Richard S.
%T Approximation of an elliptic boundary value problem with unilateral constraints
%J Revue française d'automatique, informatique, recherche opérationnelle. Analyse numérique
%D 1975
%P 5-12
%V 9
%N R2
%I Dunod
%C Paris
%U http://www.numdam.org/item/M2AN_1975__9_2_5_0/
%G en
%F M2AN_1975__9_2_5_0
Falk, Richard S. Approximation of an elliptic boundary value problem with unilateral constraints. Revue française d'automatique, informatique, recherche opérationnelle. Analyse numérique, Tome 9 (1975) no. R2, pp. 5-12. http://www.numdam.org/item/M2AN_1975__9_2_5_0/

[1] Brezis H. and Stampacchia G., Sur La Régularité de La Solution d'Inéquations Elliptiques, Bulletin Soc. Math. France, vol. 96, 1968, pp. 153-180. | Numdam | MR | Zbl

[2] Falk R. S., Error Estimates for the Approximation of a Class of Variational Inequalities, Math. of Computation, vol. 28, 1974, pp. 963-971. | MR | Zbl

[3] Lewy H. and Stampacchia G., On the Regularity of the Solution of a Variational Inequality, Communications on Pure and Applied Mathematics, vol. 22, 1969, pp. 153-188. | MR | Zbl

[4] Lions J. L. and Stampacchia G., Variational Inequalities, Communications on Pure and Applied Mathematics, vol. 20, 1967, pp. 493-519. | MR | Zbl

[5] Mosco U. and Strang G., One-Sided Approximation and Variational Inequalities Bulletin Amer. math. Soc, vol.80, 1974, pp. 308-312. | MR | Zbl

[6] Nitsche J., Lineare Spline-Funktionen und die Methoden vonRitz fur elliptische Randwertproblem, Archive for Rational Mechanics and Analysis, vol. 36, 1970, pp. 348-355. | MR | Zbl

[7] Nitsche J., Uber ein Variationsprinzip zur Lösung von Dirichlet-Problemen bei Verwendung von Teilraümen, die keinen Randbedingungen unterworfen sind, Abh. Math. Sem. Univ. Hamburg 36 (1970/71), pp.9-15. | MR | Zbl