共 50 条
- [41] NON-OSCILLATION OF SECOND ORDER LINEAR SELF-ADJOINT NONHOMOGENEOUS DIFFERENCE EQUATIONS MATHEMATICA BOHEMICA, 2011, 136 (03): : 241 - 258
- [49] Interval forced oscillation criterion of the second order nonlinear delay differential equations Dalian Ligong Daxue Xuebao, 2008, 4 (613-619):