Voir la notice de l'article provenant de la source Math-Net.Ru
@article{DE_1993_29_4_a14, author = {V. P. Derevenskii}, title = {Higher order matrix linear differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {711--714}, publisher = {mathdoc}, volume = {29}, number = {4}, year = {1993}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1993_29_4_a14/} }
V. P. Derevenskii. Higher order matrix linear differential equations. Differencialʹnye uravneniâ, Tome 29 (1993) no. 4, pp. 711-714. http://geodesic.mathdoc.fr/item/DE_1993_29_4_a14/