共 10 条
[1]
Andronov A.A., 1973, THEORY BIFURCATION D
[3]
CHAVARRIGA J, 1995, APPL MATH WARSAW, V23, P339
[6]
DETERMINATION OF LIMIT-CYCLES FOR 2-DIMENSIONAL DYNAMICAL-SYSTEMS
[J].
PHYSICAL REVIEW E,
1995, 52 (01)
:222-228
[8]
Hale J, 1991, DYNAMICS BIFURCATION
[9]
Perko L., 2013, DIFFER EQUAT DYN SYS
[10]
Yanqian Ye, 1986, TRANSLATIONS MATH MO, V66