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@article{DE_1979_15_6_a0, author = {N. I. Vulpe}, title = {The number of linearly independent compacta of a system of differential equations}, journal = {Differencialʹnye uravneni\^a}, pages = {963--973}, publisher = {mathdoc}, volume = {15}, number = {6}, year = {1979}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1979_15_6_a0/} }
N. I. Vulpe. The number of linearly independent compacta of a system of differential equations. Differencialʹnye uravneniâ, Tome 15 (1979) no. 6, pp. 963-973. http://geodesic.mathdoc.fr/item/DE_1979_15_6_a0/