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@article{MZM_1992_52_4_a11, author = {N. A. Strelkov}, title = {Criterion for the asymptotic optimality of projection-grid subspaces}, journal = {Matemati\v{c}eskie zametki}, pages = {89--98}, publisher = {mathdoc}, volume = {52}, number = {4}, year = {1992}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1992_52_4_a11/} }
N. A. Strelkov. Criterion for the asymptotic optimality of projection-grid subspaces. Matematičeskie zametki, Tome 52 (1992) no. 4, pp. 89-98. http://geodesic.mathdoc.fr/item/MZM_1992_52_4_a11/