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@article{MZM_1967_1_6_a7, author = {V. S. Vladimirov}, title = {Legendre transformation of convex functions}, journal = {Matemati\v{c}eskie zametki}, pages = {675--682}, publisher = {mathdoc}, volume = {1}, number = {6}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1967_1_6_a7/} }
V. S. Vladimirov. Legendre transformation of convex functions. Matematičeskie zametki, Tome 1 (1967) no. 6, pp. 675-682. http://geodesic.mathdoc.fr/item/MZM_1967_1_6_a7/