共 13 条
- [4] Efstathiades G., 1967, INT J MECH SCI, V9, P27, DOI [10.1016/0020-7403(67)90077-X, DOI 10.1016/0020-7403(67)90077-X]
- [5] Gilchrist A.O., 1961, INT J MECH SCI, V3, P286
- [6] HAYASHI C, 1964, NONLINEAR OSCILLATIO, P73
- [7] HAYASHI C, 1964, NONLINEAR OSCILLATIO, P82
- [9] MINORSKY N, 1947, INTRO NONLINEAR MECH, P167