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@article{DE_1997_33_8_a7, author = {V. V. Filippov}, title = {On the {Dirichlet} problem for a second-order vector ordinary differential equation}, journal = {Differencialʹnye uravneni\^a}, pages = {1057--1068}, publisher = {mathdoc}, volume = {33}, number = {8}, year = {1997}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1997_33_8_a7/} }
V. V. Filippov. On the Dirichlet problem for a second-order vector ordinary differential equation. Differencialʹnye uravneniâ, Tome 33 (1997) no. 8, pp. 1057-1068. http://geodesic.mathdoc.fr/item/DE_1997_33_8_a7/