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@article{DE_1981_17_4_a22, author = {N. V. Torop}, title = {Systems whose solutions are functions of solutions of linear systems}, journal = {Differencialʹnye uravneni\^a}, pages = {747--748}, publisher = {mathdoc}, volume = {17}, number = {4}, year = {1981}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1981_17_4_a22/} }
N. V. Torop. Systems whose solutions are functions of solutions of linear systems. Differencialʹnye uravneniâ, Tome 17 (1981) no. 4, pp. 747-748. http://geodesic.mathdoc.fr/item/DE_1981_17_4_a22/