共 16 条
[2]
[Anonymous], 1995, J DIFFER EQUATIONS A
[4]
CUNNINGHAM K, IN PRESS RECURSIVE S
[7]
Gibbons C.H., 2000, Math. Sci. Res. Hot-line, V4, P1
[8]
Grove EA., 1994, COMMUN APPL NONLINEA, V1, P61
[9]
JAROMA JH, 1995, P 1 INT C DIFF EQ AP
[10]
Karakostas G. L., 1993, Differential Equations and Dynamical Systems, V1, P289