中国科学院数学与系统科学研究院期刊网
Nonoscillation for a Second Order Linear Delay Differential Equation with Impulses
Yan-ling Tian, Pei-xuan Weng, Jin-ji Yang
Nonoscillation for a Second Order Linear Delay Differential Equation with Impulses
应用数学学报(英文版) . 2004, (1): 101 -114 .