中国科学院数学与系统科学研究院期刊网
Existence of Nonoscillatory Solutions of Higher-order Neutral Differential Equations with Distributed Deviating Arguments
LIU Youjun, ZHANG Jianwen, YAN Jurang
Acta Mathematicae Applicatae Sinica . 2015, (2): 235 -243 .  DOI: 10.12387/C2015022