Abadias, Luciano, and Edgardo Alvarez. “Uniform Stability for Fractional Cauchy Problems and Applications”. Topological Methods in Nonlinear Analysis 52, no. 2 (November 24, 2018): 707–728. Accessed July 22, 2024. https://apcz.umk.pl/TMNA/article/view/TMNA.2018.038.