1. R. Alsaedi, Perturbed subcritical Dirichlet problems with variable exponents, Elec. J. of Dif. Equ. 2016 (2016), no. 295, 1-12.
2. J. Berkovits, Extension of the Leray-Schauder degree for abstract Hammerstein type mappings, J.Differ.Equ. 234 (2007), 289-310.
3. G. Bonanno and A. Chinnì, Discontinuous elliptic problems involving the p(x)-laplacian, Math.Nachr. 284 (2011), no. 5-6, 639-652.
4. G. Bonanno and A. Chinnì, Multiple solutions for elliptic problems involving the p(x)-laplacian, Matematiche (Catania) 66 (2011), no. 1, 105-113.
5. G. Bonanno and A. Chinnì, Existence results of infinitely many solutions for p(x)-laplacian elliptic Dirichlet problems, Complex Var. Elliptic Equ. 57 (2012), no. 11, 1233-1246.