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@article{IVM_2011_8_a12, author = {S. V. Selivanova}, title = {The local geometry of {Carnot} manifolds at singular points}, journal = {Izvesti\^a vys\v{s}ih u\v{c}ebnyh zavedenij. Matematika}, pages = {94--97}, publisher = {mathdoc}, number = {8}, year = {2011}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/IVM_2011_8_a12/} }
S. V. Selivanova. The local geometry of Carnot manifolds at singular points. Izvestiâ vysših učebnyh zavedenij. Matematika, no. 8 (2011), pp. 94-97. http://geodesic.mathdoc.fr/item/IVM_2011_8_a12/