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@article{TM_1965_84_a6, author = {L. N. Dovbysh}, title = {Stability of {Ritz's} method for problems in the spectral theory of operators}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {78--92}, publisher = {mathdoc}, volume = {84}, year = {1965}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1965_84_a6/} }
L. N. Dovbysh. Stability of Ritz's method for problems in the spectral theory of operators. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Proc. Numerical methods and inequalities in function spaces, Tome 84 (1965), pp. 78-92. http://geodesic.mathdoc.fr/item/TM_1965_84_a6/