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@article{DE_1974_10_2_a23, author = {V. I. Mironenko}, title = {Differential systems with $\phi$-solutions}, journal = {Differencialʹnye uravneni\^a}, pages = {358--360}, publisher = {mathdoc}, volume = {10}, number = {2}, year = {1974}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1974_10_2_a23/} }
V. I. Mironenko. Differential systems with $\phi$-solutions. Differencialʹnye uravneniâ, Tome 10 (1974) no. 2, pp. 358-360. http://geodesic.mathdoc.fr/item/DE_1974_10_2_a23/