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- [3] SYSTEMS OF NONLINEAR DIFFERENTIAL EQUATIONS WITH BOUNDED SOLUTIONS NONLINEAR OSCILLATIONS, 2008, 11 (02): : 168 - 176
- [5] PERIODIC SOLUTIONS FOR NONLINEAR FRACTIONAL DIFFERENTIAL SYSTEMS DIFFERENTIAL EQUATIONS & APPLICATIONS, 2018, 10 (03): : 299 - 316
- [9] BOUNDED SOLUTIONS OF NONLINEAR DIFFERENTIAL SYSTEMS WITH DEVIATING ARGUMENTS MEMOIRS ON DIFFERENTIAL EQUATIONS AND MATHEMATICAL PHYSICS, 2016, 69 : 135 - 138