Voir la notice de l'article provenant de la source Math-Net.Ru
@article{MZM_1994_55_1_a3, author = {V. P. Derevenskii}, title = {Matrix two-sided linear differential equations}, journal = {Matemati\v{c}eskie zametki}, pages = {35--42}, publisher = {mathdoc}, volume = {55}, number = {1}, year = {1994}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/MZM_1994_55_1_a3/} }
V. P. Derevenskii. Matrix two-sided linear differential equations. Matematičeskie zametki, Tome 55 (1994) no. 1, pp. 35-42. http://geodesic.mathdoc.fr/item/MZM_1994_55_1_a3/