1. On exponential stability of linear differential equations with several delays;Berezansky;J. Math. Anal. Appl.,2006
2. Preservation of stability in delay equations under delay perturbations;Györi;J. Math. Anal. Appl.,1998
3. Stability in delay perturbed differential and difference equations;Györi,2001
4. Asymptotic and oscillation properties of first-order linear scalar functional-differential equations;Gusarenko;Differ. Equ.,1989
5. On stability properties for one-dimensional functional–differential equations;Krisztin;Funkcial. Ekvac.,1991