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@article{DAN_1993_330_6_a8, author = {V. V. Filippov}, title = {Families of changes of variables and a uniqueness theorem for}, journal = {Doklady Akademii Nauk}, pages = {704--706}, publisher = {mathdoc}, volume = {330}, number = {6}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1993_330_6_a8/} }
V. V. Filippov. Families of changes of variables and a uniqueness theorem for. Doklady Akademii Nauk, Tome 330 (1993) no. 6, pp. 704-706. http://geodesic.mathdoc.fr/item/DAN_1993_330_6_a8/