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@article{MZM_1986_40_3_a7, author = {V. V. Lebedev}, title = {Homeomorphisms of an interval and smoothness of a function}, journal = {Matemati\v{c}eskie zametki}, pages = {364--373}, publisher = {mathdoc}, volume = {40}, number = {3}, year = {1986}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1986_40_3_a7/} }
V. V. Lebedev. Homeomorphisms of an interval and smoothness of a function. Matematičeskie zametki, Tome 40 (1986) no. 3, pp. 364-373. http://geodesic.mathdoc.fr/item/MZM_1986_40_3_a7/