Castro, L. P.Simões, A. M.2020-02-062020-02-062019http://hdl.handle.net/10400.6/9048The concept of stability for functional, differential, integral and integro-differential equations has been studied in a quite extensive way during the last six decades and has earned particular interest due to their great number of applications (see [1, 3, 5, 6, 8–16, 18–23, 26] and the references therein). [...]engbook part10.1007/978-3-319-91065-9_3