共 50 条
- [21] BIFURCATION OF SPECIAL PERIODIC-SOLUTIONS TO DELAY-DIFFERENTIAL EQUATIONS ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND PHYSIK, 1990, 41 (01): : 127 - 136
- [23] Existence of periodic solutions for abstract functional differential equations with infinite delay Huazhong Ligong Daxue Xuebao/Journal Huazhong (Central China) University of Science and Technology, 1995, 23 (Suppl 1):
- [26] Existence of Periodic Solutions for A Class of Impulsive Delay Functional Differential Equations AGRO FOOD INDUSTRY HI-TECH, 2017, 28 (03): : 902 - 906
- [27] Existence and uniqueness of positive periodic solutions for a class of differential delay equations JOURNAL OF MATHEMATICS OF KYOTO UNIVERSITY, 2007, 47 (04): : 849 - 857
- [30] EXISTENCE OF PERIODIC SOLUTIONS TO FUNCTIONAL DIFFERENTIAL EQUATIONS WITH INFINITE DELAY. Scientia sinica. Series A. Mathematical, physical, astronomical and technical sciences, 1985, 28 (03): : 242 - 251