1. Delay Equations: Functional-, Complex- and Nonlinear Analysis;Diekmann,1995
2. Introduction to Functional Differential Equations;Hale,1993
3. Functional differential equations with state-dependent delays: theory and applications;Hartung,2006
4. A periodic solution with non-simple oscillation for an equation with state-dependent delay and strictly monotone negative feedback;Kennedy;Discrete Contin. Dyn. Syst., Ser. S,2020
5. A state-dependent delay equation with chaotic solutions;Kennedy;Electron. J. Qual. Theory Differ. Equ.,2019