LAPA, E.C. et al. 2020. A class of diffusion problem of Kirchhoff type with viscoelastic term involving the fractional Laplacian. Studia Universitatis Babeș-Bolyai Mathematica. 65, 4 (Nov. 2020), 543–559. DOI:https://doi.org/10.24193/subbmath.2020.4.05.