Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1971_7_3_a0, author = {V. M. Millionshchikov}, title = {Linear systems of ordinary differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {387--390}, publisher = {mathdoc}, volume = {7}, number = {3}, year = {1971}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1971_7_3_a0/} }
V. M. Millionshchikov. Linear systems of ordinary differential equations. Differencialʹnye uravneniâ, Tome 7 (1971) no. 3, pp. 387-390. http://geodesic.mathdoc.fr/item/DE_1971_7_3_a0/