@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/}
}