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@article{DE_1973_9_11_a7, author = {S. N. Olekhnik}, title = {The boundedness of the solutions of a certain second order differential equation}, journal = {Differencialʹnye uravneni\^a}, pages = {1994--1999}, publisher = {mathdoc}, volume = {9}, number = {11}, year = {1973}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/DE_1973_9_11_a7/} }
S. N. Olekhnik. The boundedness of the solutions of a certain second order differential equation. Differencialʹnye uravneniâ, Tome 9 (1973) no. 11, pp. 1994-1999. http://geodesic.mathdoc.fr/item/DE_1973_9_11_a7/