@article{DE_1990_26_1_a9,
     author = {M. V. Korovina},
     title = {Some results concerning {Cauchy} problems for overdetermined systems of linear differential equations},
     journal = {Differencialʹnye uravneni\^a},
     pages = {75--85},
     publisher = {mathdoc},
     volume = {26},
     number = {1},
     year = {1990},
     language = {ru},
     url = {http://geodesic.mathdoc.fr/item/DE_1990_26_1_a9/}
}