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@article{DAN_1985_285_5_a12, author = {V. V. Filippov}, title = {On the theory of spaces of solutions of ordinary differential}, journal = {Doklady Akademii Nauk}, pages = {1073--1077}, publisher = {mathdoc}, volume = {285}, number = {5}, year = {1985}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DAN_1985_285_5_a12/} }
V. V. Filippov. On the theory of spaces of solutions of ordinary differential. Doklady Akademii Nauk, Tome 285 (1985) no. 5, pp. 1073-1077. http://geodesic.mathdoc.fr/item/DAN_1985_285_5_a12/