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@article{TM_1983_161_a9, author = {G. G. Magaril-Il'yaev}, title = {Inequalities for derivatives, and duality}, journal = {Trudy Matematicheskogo Instituta imeni V.A. Steklova}, pages = {183--194}, publisher = {mathdoc}, volume = {161}, year = {1983}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/TM_1983_161_a9/} }
G. G. Magaril-Il'yaev. Inequalities for derivatives, and duality. Trudy Matematicheskogo Instituta imeni V.A. Steklova, Investigations in the theory of differentiable functions of many variables and its applications. Part 9, Tome 161 (1983), pp. 183-194. http://geodesic.mathdoc.fr/item/TM_1983_161_a9/