中国科学院数学与系统科学研究院期刊网
Oscillation of Second-order Quasilinear Neutral Delay Difference Equations
Dong-mei Wang, Zhi-ting Xu
Acta Mathematicae Applicatae Sinica(English Series) . 2011, (1): 93 -104 .  DOI: 10.1007/s10255-011-0043-4