@article{120198, author = {Vladim\'\i r Vl\v cek}, title = {On the boundedness of solutions of a certain fourth-order nonlinear differential equation}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, volume = {27}, year = {1988}, pages = {273-288}, zbl = {0719.34060}, mrnumber = {1039895}, language = {en}, url = {http://dml.mathdoc.fr/item/120198} }
Vlček, Vladimír. On the boundedness of solutions of a certain fourth-order nonlinear differential equation. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 27 (1988) pp. 273-288. http://gdmltest.u-ga.fr/item/120198/
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