Sabri, A., et al. “Weak Solution for Fractional $p(x)$-Laplacian Problem With Dirichlet-Type Boundary Condition”. Methods of Functional Analysis and Topology, vol. 26, no. 3, Sept. 2020, pp. 272-8, https://doi.org/https://doi.org/10.31392/MFAT-npu26_3.2020.08.