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@article{DAN_1997_352_6_a3, author = {V. V. Filippov}, title = {On the topological properties of the solution spaces of ordinary}, journal = {Doklady Akademii Nauk}, pages = {735--738}, publisher = {mathdoc}, volume = {352}, number = {6}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1997_352_6_a3/} }
V. V. Filippov. On the topological properties of the solution spaces of ordinary. Doklady Akademii Nauk, Tome 352 (1997) no. 6, pp. 735-738. http://geodesic.mathdoc.fr/item/DAN_1997_352_6_a3/