Team, S. “Hyers–Ulam Stability of the Additive $s$-Functional Inequality and Hom-Derivations in Banach Algebras: Phakdi Charoensawan, Raweerote Suparatulatorn”. Thai Journal of Mathematics, vol. 18, no. 3, Sept. 2020, pp. 997–1013, https://thaijmath2.in.cmu.ac.th/index.php/thaijmath/article/view/1053.