共 8 条
- [1] Bellman RKL, 1963, DIFFERENTIAL DIFFERE, DOI 10.1063/1.3050672
- [2] BRAYTON RK, 1965, BIFURCATION PERIODIC
- [3] CRUZ MI, TO BE PUBLISHED
- [4] DRIVER R, 1965, ARCH RATIONAL MECH A, V19, P147
- [5] ELSGOLTZ LE, 1964, AMS TRANSLATIONS, V12
- [6] HALE JK, 1967, AMS MEMOIR, V76
- [7] HALE JK, TO BE PUBLISHED
- [8] RIESZ F, **DROPPED REF**