@article{120231, author = {Vladim\'\i r Vl\v cek}, title = {Note on existence of periodic solutions to the third-order nonlinear differential equation}, journal = {Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica}, volume = {29}, year = {1990}, pages = {165-195}, zbl = {0754.34038}, mrnumber = {1144837}, language = {en}, url = {http://dml.mathdoc.fr/item/120231} }
Vlček, Vladimír. Note on existence of periodic solutions to the third-order nonlinear differential equation. Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica, Tome 29 (1990) pp. 165-195. http://gdmltest.u-ga.fr/item/120231/
To existence of the periodic solution of a third-order nonlinear differential equation, Acta Univ. Palack. Olom., F.R.N. 1990, Math. XXIX, Tom 97 (in print). (1990) | MR 1144836 | Zbl 0754.34037
Periodic solutions of a parametric nonlinear third-order differential equation, Acta Univ. Palack. Olom., F.R.N., 1991, Math. XXX (to appear). (1991) | MR 1166435 | Zbl 0777.34031