فهرس المقالات Sadegh Abbaszadeh المقاله 1 - A fixed point method for proving the stability of ring $(\alpha, \beta, \gamma)$-derivations in $2$-Banach algebras 20.1001.1.22520201.2017.06.04.2.4 M. Eshaghi Gordji S. Abbaszadeh Journal of Linear and Topological Algebra , العدد 5 , السنة 6 , پاییز 2017