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@article{DE_1967_3_3_a15, author = {A. I. Perov}, title = {Bounded solutions of differential equations of second order}, journal = {Differencialʹnye uravneni\^a}, pages = {524--528}, publisher = {mathdoc}, volume = {3}, number = {3}, year = {1967}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1967_3_3_a15/} }
A. I. Perov. Bounded solutions of differential equations of second order. Differencialʹnye uravneniâ, Tome 3 (1967) no. 3, pp. 524-528. http://geodesic.mathdoc.fr/item/DE_1967_3_3_a15/