1. Lisena, B.: Global attractivity in nonautonomous logistic equations with delay. Nonlinear Anal. RWA 9, 53–63 (2008)
2. Kolmanovskii, V.B., Myshkis, A.D.: Applied Theory of Functional Differential Equations. Kluwer Academic, Dordrecht (1992)
3. Kuang, Y.: Delay Differential Equations with Applications in Population Dynamics. Academic Press, San Diego (1993)
4. Kolmanovskii, V.B., Nosov, V.R.: Stability of Functional Differential Equations. Academic Press, London (1986)
5. Friedman, A.: Stochastic Differential Equations and Applications. Academic Press, New York (1976)