Charkaoui, Abderrahim, and Anouar Ben-loghfyry. “Topological Degree for Some Parabolic Equations With Riemann-Liouville Time-Fractional Derivatives”. Topological Methods in Nonlinear Analysis, vol. 64, no. 2, Sept. 2024, pp. 597-19, doi:10.12775/TMNA.2024.017.