Oscillation of high order linear functional differential equation with impulses. Liang, Haihua; Feng, Weizhen — 2005 Electronic Journal of Differential Equations (EJDE) [electronic only]
Oscillation for higher order nonlinear ordinary differential equations with impulses. Zhang, Chaolong; Feng, Weizhen — 2006 Electronic Journal of Differential Equations (EJDE) [electronic only]
Oscillation for forced second-order nonlinear dynamic equations on time scales. Huang, Mugen; Feng, Weizhen — 2006 Electronic Journal of Differential Equations (EJDE) [electronic only]
Oscillation criteria for impulsive dynamic equations on time scales. Huang, Mugen; Feng, Weizhen — 2007 Electronic Journal of Differential Equations (EJDE) [electronic only]
Stability of quasi-linear differential equations with transition conditions. Feng, Weizhen; Liu, Yubin — 2008 Electronic Journal of Differential Equations (EJDE) [electronic only]