一类二阶非线性差分方程的振动性
赵玉萍
Oscillation Criteria for a Family of Second Order Nonlinear Difference Equations
ZHAO Yuping
江汉大学学报(自然科学版) . 2017, (1): 32 -36 .  DOI: 10.16389/j.cnki.cn42-1737/n.2017.01.005