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@article{MZM_2007_82_3_a1, author = {A. A. Vasil'eva}, title = {An {Existence} {Criterion} for a {Smooth} {Function} under {Constraints}}, journal = {Matemati\v{c}eskie zametki}, pages = {335--346}, publisher = {mathdoc}, volume = {82}, number = {3}, year = {2007}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_2007_82_3_a1/} }
A. A. Vasil'eva. An Existence Criterion for a Smooth Function under Constraints. Matematičeskie zametki, Tome 82 (2007) no. 3, pp. 335-346. http://geodesic.mathdoc.fr/item/MZM_2007_82_3_a1/