1. Sur la théorie mathématique des phénomès héréditaires;Volterra;J. Math. Pures Appl.,1928
2. The asymptotic behavior of a Volterra equation;Levin;Proc. Amer. Math. Soc.,1963
3. On a nonlinear delay equation;Levin;J. Math. Anal. Appl.,1964
4. Stability by Fixed Point Theory for Functional Differential Equations;Burton,2006
5. Fixed points and exponential stability for stochastic Volterra–Levin equations;Luo;J. Math. Anal. Appl.,2010