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@article{DAN_1972_202_2_a0, author = {G. R. Belitskii}, title = {Functional equations and conjugacy of local diffeomorphisms of finite smoothness class}, journal = {Doklady Akademii Nauk}, pages = {255--258}, publisher = {mathdoc}, volume = {202}, number = {2}, year = {1972}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1972_202_2_a0/} }
G. R. Belitskii. Functional equations and conjugacy of local diffeomorphisms of finite smoothness class. Doklady Akademii Nauk, Tome 202 (1972) no. 2, pp. 255-258. http://geodesic.mathdoc.fr/item/DAN_1972_202_2_a0/