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@article{KUIPM_1981_a1, author = {A. V. Lapin}, title = {Approximation of nonlinear stationary variational inequalities}, journal = {Issledovaniya po Prikladnoi Matematike i Informatike}, pages = {9--23}, publisher = {mathdoc}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/KUIPM_1981_a1/} }
A. V. Lapin. Approximation of nonlinear stationary variational inequalities. Issledovaniya po Prikladnoi Matematike i Informatike, Issledovaniya po Prikladnoi Matematike (1981), pp. 9-23. http://geodesic.mathdoc.fr/item/KUIPM_1981_a1/