List of Articles Mohamed Sirouni Article 1 - A new type of Hyers-Ulam-Rassias stability for Drygas functional equation 20.1001.1.22520201.2018.07.04.1.0 M. Sirouni M. ‎Almahalebi S. ‎Kabbaj Journal of Linear and Topological Algebra , Issue 5 , Year , Autumn 2018