共 50 条
- [42] The stability of periodic Hamiltonian systems with multiple fourth-order resonance PMM JOURNAL OF APPLIED MATHEMATICS AND MECHANICS, 1998, 62 (05): : 699 - 703
- [46] ITERATIVE SOLUTIONS FOR SOME FOURTH-ORDER PERIODIC BOUNDARY VALUE PROBLEMS TAIWANESE JOURNAL OF MATHEMATICS, 2008, 12 (07): : 1681 - 1690
- [47] Positive Periodic Solutions for a Class of Fourth-Order Nonlinear Differential Equations Numerical Analysis and Applications, 2019, 12 : 1 - 14