1. Delay Equations and Applications,2006
2. Global attractivity in scalar delayed differential equations with applications to population models;Faria;J. Math. Anal. Appl.,2004
3. Introduction to Functional Differential Equations;Hale,1993
4. Introduction to the Theory and Applications of Functional-Differential Equations;Kolmanovskii,1999
5. Asymptotic stability of solutions to abstract differential equations;Ramm;J. Abstr. Differ. Equ. Appl.,2010