共 50 条
- [2] OSCILLATION CRITERIA FOR MATRIX DIFFERENTIAL EQUATIONS CANADIAN JOURNAL OF MATHEMATICS, 1967, 19 (01): : 184 - +
- [3] Oscillation criteria for nonlinear differential equations HOUSTON JOURNAL OF MATHEMATICS, 1995, 21 (04): : 801 - 811
- [7] Oscillation criteria for nonlinear differential equations with damping Applied Mathematics and Computation (New York), 2003, 136 (2-3): : 549 - 557