| 1. | A new periodic solution of nonlinear dynamics 一种新的求解非线性系统周期解方法 |
| 2. | Existence of periodic solutions of systems of difference equations 一类差分系统周期解的存在性 |
| 3. | Existence of periodic solutions of discrete lotka - volterra systems with delays 系统周期解的存在性 |
| 4. | On the existence of periodic solutions for nonlinear vibration system 非线性振动系统周期解的存在性 |
| 5. | A study of periodic solution of n - dimensional and cyclic predatorprey systems 维顺环捕食系统周期解的研究 |
| 6. | Existence of positive periodic solution of multidelays facultative mutualism system 互惠系统周期正解的存在性 |
| 7. | Existence of periodic solution in a food chain system with time delay 一类带有时滞的食物链系统周期解的存在性 |
| 8. | A map method for grazing bifurcation in linear vibro - impact system 线性碰振系统周期解擦边分岔的一类映射分析方法 |
| 9. | On the existence of periodic solutions of a classnonlinear differential systems 一类非线性微分方程系统周期解的性 |
| 10. | Existence of periodic solutions forn - species lotka - volterra type discrete competitive system 竞争系统周期解的存在性 |