共 50 条
- [1] The Existence of Periodic Solutions for Non-Autonomous Differential Delay Equations via Minimax Methods [J]. Advances in Difference Equations, 2009
- [3] Periodic solutions for a class of non-autonomous differential delay equations [J]. Nonlinear Differential Equations and Applications NoDEA, 2009, 16
- [4] Periodic solutions for a class of non-autonomous differential delay equations [J]. NODEA-NONLINEAR DIFFERENTIAL EQUATIONS AND APPLICATIONS, 2009, 16 (06): : 793 - 809
- [7] Topological degree for periodic solutions of non-autonomous differential delay equations [J]. BULLETIN MATHEMATIQUE DE LA SOCIETE DES SCIENCES MATHEMATIQUES DE ROUMANIE, 2011, 54 (01): : 55 - 63