Voir la notice de l'article provenant de la source Math-Net.Ru
@article{TRSPY_1962_66_a11, author = {L. N. Gagen-Torn}, title = {Solvability by the {Ritz} method for functionals of the theory of plasticity}, journal = {Informatics and Automation}, pages = {190--195}, publisher = {mathdoc}, volume = {66}, year = {1962}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TRSPY_1962_66_a11/} }
L. N. Gagen-Torn. Solvability by the Ritz method for functionals of the theory of plasticity. Informatics and Automation, Automatic programming, numerical methods and functional analysis, Tome 66 (1962), pp. 190-195. http://geodesic.mathdoc.fr/item/TRSPY_1962_66_a11/